Finding the Fourth Proportional to 79,540.26, 119,310.39 and 32,791.92
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Solution
The fourth proportional to 79,540.26, 119,310.39 and 32,791.92 is: 49,187.88
Step by Step Solution
- Step 1: Write the proportion equation
79,540.26 : 119,310.39 = 32,791.92 : x - Step 2: Convert to fraction form
79,540.26/119,310.39 = 32,791.92/x - Step 3: Cross multiply
79,540.26x = 119,310.39 × 32,791.92 - Step 4: Simplify right side
79,540.26x = 3,912,416,764.05 - Step 5: Solve for x
x = 3,912,416,764.05/79,540.26 - Step 6: Final answer
x = 49,187.88
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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.