Finding the Fourth Proportional to 113,073.26, 169,687.64 and 39,201.26
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Solution
The fourth proportional to 113,073.26, 169,687.64 and 39,201.26 is: 58,828.85
Step by Step Solution
- Step 1: Write the proportion equation
113,073.26 : 169,687.64 = 39,201.26 : x - Step 2: Convert to fraction form
113,073.26/169,687.64 = 39,201.26/x - Step 3: Cross multiply
113,073.26x = 169,687.64 × 39,201.26 - Step 4: Simplify right side
113,073.26x = 6,651,969,294.43 - Step 5: Solve for x
x = 6,651,969,294.43/113,073.26 - Step 6: Final answer
x = 58,828.85
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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.