Finding the Fourth Proportional to 88,800.45, 133,207.65 and 29,636.12
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Solution
The fourth proportional to 88,800.45, 133,207.65 and 29,636.12 is: 44,456.50
Step by Step Solution
- Step 1: Write the proportion equation
88,800.45 : 133,207.65 = 29,636.12 : x - Step 2: Convert to fraction form
88,800.45/133,207.65 = 29,636.12/x - Step 3: Cross multiply
88,800.45x = 133,207.65 × 29,636.12 - Step 4: Simplify right side
88,800.45x = 3,947,757,234.28 - Step 5: Solve for x
x = 3,947,757,234.28/88,800.45 - Step 6: Final answer
x = 44,456.50
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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.