Finding the Fourth Proportional to 88,623.84, 132,892.56 and 29,439.12
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Solution
The fourth proportional to 88,623.84, 132,892.56 and 29,439.12 is: 44,144.33
Step by Step Solution
- Step 1: Write the proportion equation
88,623.84 : 132,892.56 = 29,439.12 : x - Step 2: Convert to fraction form
88,623.84/132,892.56 = 29,439.12/x - Step 3: Cross multiply
88,623.84x = 132,892.56 × 29,439.12 - Step 4: Simplify right side
88,623.84x = 3,912,240,020.95 - Step 5: Solve for x
x = 3,912,240,020.95/88,623.84 - Step 6: Final answer
x = 44,144.33
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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.