Finding the Fourth Proportional to 226,934.26, 313,163.62 and 124,958.90
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Solution
The fourth proportional to 226,934.26, 313,163.62 and 124,958.90 is: 172,440.17
Step by Step Solution
- Step 1: Write the proportion equation
226,934.26 : 313,163.62 = 124,958.90 : x - Step 2: Convert to fraction form
226,934.26/313,163.62 = 124,958.90/x - Step 3: Cross multiply
226,934.26x = 313,163.62 × 124,958.90 - Step 4: Simplify right side
226,934.26x = 39,132,581,945.73 - Step 5: Solve for x
x = 39,132,581,945.73/226,934.26 - Step 6: Final answer
x = 172,440.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.