Finding the Fourth Proportional to 208,446.35, 312,687.97 and 58,687.92
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Solution
The fourth proportional to 208,446.35, 312,687.97 and 58,687.92 is: 88,037.08
Step by Step Solution
- Step 1: Write the proportion equation
208,446.35 : 312,687.97 = 58,687.92 : x - Step 2: Convert to fraction form
208,446.35/312,687.97 = 58,687.92/x - Step 3: Cross multiply
208,446.35x = 312,687.97 × 58,687.92 - Step 4: Simplify right side
208,446.35x = 18,351,006,959.18 - Step 5: Solve for x
x = 18,351,006,959.18/208,446.35 - Step 6: Final answer
x = 88,037.08
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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.