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Finding the Fourth Proportional to 67,244.70, 100,837.86 and 22,859.52

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Solution

The fourth proportional to 67,244.70, 100,837.86 and 22,859.52 is: 34,279.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,244.70 : 100,837.86 = 22,859.52 : x
  2. Step 2: Convert to fraction form
    67,244.70/100,837.86 = 22,859.52/x
  3. Step 3: Cross multiply
    67,244.70x = 100,837.86 × 22,859.52
  4. Step 4: Simplify right side
    67,244.70x = 2,305,105,077.43
  5. Step 5: Solve for x
    x = 2,305,105,077.43/67,244.70
  6. Step 6: Final answer
    x = 34,279.36

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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.