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Finding the Fourth Proportional to 113,242.26, 169,864.14 and 33,279.94

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Solution

The fourth proportional to 113,242.26, 169,864.14 and 33,279.94 is: 49,920.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,242.26 : 169,864.14 = 33,279.94 : x
  2. Step 2: Convert to fraction form
    113,242.26/169,864.14 = 33,279.94/x
  3. Step 3: Cross multiply
    113,242.26x = 169,864.14 × 33,279.94
  4. Step 4: Simplify right side
    113,242.26x = 5,653,068,387.35
  5. Step 5: Solve for x
    x = 5,653,068,387.35/113,242.26
  6. Step 6: Final answer
    x = 49,920.13

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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.