Equal monthly payment is$4947.10 .The Balloon payment $50,000 does not take a part in equated monthly payment for capital amount calculation but the interest of $50,000 will be added while calculating the interest
Explanation:
Calculation of monthly equalized installment $
Capital amount (250,000-50,000) 200,000
Interest for the I year
15000
(250,000×6÷100 = 15000)
Interest for the II year
11250
(187,500×6÷100 = 11250)
Interest for the III year
7500
(125,000×6÷100 =7500)
Interest for the IV year
3750
(62,500×6÷100=3750) ----------------
Total amount for monthly payments $237,500

Equal monthly payment = 237,500÷48 =$4947.10
= $4947.10