Finding the Fourth Proportional to 71,042.24, 106,528.80 and 41,469.68
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Solution
The fourth proportional to 71,042.24, 106,528.80 and 41,469.68 is: 62,184.35
Step by Step Solution
- Step 1: Write the proportion equation
71,042.24 : 106,528.80 = 41,469.68 : x - Step 2: Convert to fraction form
71,042.24/106,528.80 = 41,469.68/x - Step 3: Cross multiply
71,042.24x = 106,528.80 × 41,469.68 - Step 4: Simplify right side
71,042.24x = 4,417,715,246.78 - Step 5: Solve for x
x = 4,417,715,246.78/71,042.24 - Step 6: Final answer
x = 62,184.35
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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.