Problem $9-15$ Calculating Profitability Index $[$LO$7]$

Year Cash Flow

$0$$ $18,900$

$111,200$

$210,100$

$36,600$

a$.$

What is the profitability index for the set of cash flows if the relevant discount rate is $10$ percent? $($Do not round intermediate calculations and round your answer to $3$ decimal places, e$.$g$.,32\mathrm{.}161.)$

b$.$ What is the profitability index for the set of cash flows if the relevant discount rate is $15$ percent? $($Do not round intermediate calculations and round your answer to $3$ decimal places, e$.$g$.,32\mathrm{.}161.)$

c$.$ What is the profitability index for the set of cash flows if the relevant discount rate is $22$ percent? $($Do not round intermediate calculations and round your answer to $3$ decimal places, e$.$g$.,32\mathrm{.}161.)$