Finding the Fourth Proportional to 215,560.04, 297,472.70 and 124,968.62
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Solution
The fourth proportional to 215,560.04, 297,472.70 and 124,968.62 is: 172,456.61
Step by Step Solution
- Step 1: Write the proportion equation
215,560.04 : 297,472.70 = 124,968.62 : x - Step 2: Convert to fraction form
215,560.04/297,472.70 = 124,968.62/x - Step 3: Cross multiply
215,560.04x = 297,472.70 × 124,968.62 - Step 4: Simplify right side
215,560.04x = 37,174,753,862.78 - Step 5: Solve for x
x = 37,174,753,862.78/215,560.04 - Step 6: Final answer
x = 172,456.61
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.