Finding the Fourth Proportional to 71,629.80, 107,297.04 and 41,957.68
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Solution
The fourth proportional to 71,629.80, 107,297.04 and 41,957.68 is: 62,850.02
Step by Step Solution
- Step 1: Write the proportion equation
71,629.80 : 107,297.04 = 41,957.68 : x - Step 2: Convert to fraction form
71,629.80/107,297.04 = 41,957.68/x - Step 3: Cross multiply
71,629.80x = 107,297.04 × 41,957.68 - Step 4: Simplify right side
71,629.80x = 4,501,934,601.02 - Step 5: Solve for x
x = 4,501,934,601.02/71,629.80 - Step 6: Final answer
x = 62,850.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.