Finding the Fourth Proportional to 88,892.10, 133,354.76 and 29,728.08
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Solution
The fourth proportional to 88,892.10, 133,354.76 and 29,728.08 is: 44,597.67
Step by Step Solution
- Step 1: Write the proportion equation
88,892.10 : 133,354.76 = 29,728.08 : x - Step 2: Convert to fraction form
88,892.10/133,354.76 = 29,728.08/x - Step 3: Cross multiply
88,892.10x = 133,354.76 × 29,728.08 - Step 4: Simplify right side
88,892.10x = 3,964,380,825.02 - Step 5: Solve for x
x = 3,964,380,825.02/88,892.10 - Step 6: Final answer
x = 44,597.67
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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.