Finding the Fourth Proportional to 136,134.10, 203,909.55 and 88,894.90
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Solution
The fourth proportional to 136,134.10, 203,909.55 and 88,894.90 is: 133,151.94
Step by Step Solution
- Step 1: Write the proportion equation
136,134.10 : 203,909.55 = 88,894.90 : x - Step 2: Convert to fraction form
136,134.10/203,909.55 = 88,894.90/x - Step 3: Cross multiply
136,134.10x = 203,909.55 × 88,894.90 - Step 4: Simplify right side
136,134.10x = 18,126,519,056.30 - Step 5: Solve for x
x = 18,126,519,056.30/136,134.10 - Step 6: Final answer
x = 133,151.94
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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.