Finding the Fourth Proportional to 208,257.01, 312,397.62 and 58,508.97
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Solution
The fourth proportional to 208,257.01, 312,397.62 and 58,508.97 is: 87,766.85
Step by Step Solution
- Step 1: Write the proportion equation
208,257.01 : 312,397.62 = 58,508.97 : x - Step 2: Convert to fraction form
208,257.01/312,397.62 = 58,508.97/x - Step 3: Cross multiply
208,257.01x = 312,397.62 × 58,508.97 - Step 4: Simplify right side
208,257.01x = 18,278,061,585.75 - Step 5: Solve for x
x = 18,278,061,585.75/208,257.01 - Step 6: Final answer
x = 87,766.85
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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.