Finding the Fourth Proportional to 88,776.92, 133,165.88 and 29,612.42
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Solution
The fourth proportional to 88,776.92, 133,165.88 and 29,612.42 is: 44,418.79
Step by Step Solution
- Step 1: Write the proportion equation
88,776.92 : 133,165.88 = 29,612.42 : x - Step 2: Convert to fraction form
88,776.92/133,165.88 = 29,612.42/x - Step 3: Cross multiply
88,776.92x = 133,165.88 × 29,612.42 - Step 4: Simplify right side
88,776.92x = 3,943,363,154.34 - Step 5: Solve for x
x = 3,943,363,154.34/88,776.92 - Step 6: Final answer
x = 44,418.79
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1.5x scale
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.