Information on four investment proposals is given below:

Investment Proposal

A B C D

Investment required $ $(120,000)$ $ $(130,000)$ $ $(100,000)$ $ $(165,000)$

Present value of cash inflows $170,400213,200152,000221,100$

Net present value $ $50,400$ $ $83,200$ $ $52,000$ $ $56,100$

Life of the project $5$ years $7$ years $6$ years $6$ years

Required:

$1.$ Compute the project profitability index for each investment proposal. $($Round your answers to $2$ decimal places.$)$

$2.$ Rank the proposals in terms of preference.