Finding the Fourth Proportional to 202,456.80, 303,685.20 and 62,197.20
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Solution
The fourth proportional to 202,456.80, 303,685.20 and 62,197.20 is: 93,295.80
Step by Step Solution
- Step 1: Write the proportion equation
202,456.80 : 303,685.20 = 62,197.20 : x - Step 2: Convert to fraction form
202,456.80/303,685.20 = 62,197.20/x - Step 3: Cross multiply
202,456.80x = 303,685.20 × 62,197.20 - Step 4: Simplify right side
202,456.80x = 18,888,369,121.44 - Step 5: Solve for x
x = 18,888,369,121.44/202,456.80 - Step 6: Final answer
x = 93,295.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.