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Finding the Fourth Proportional to 67,238.59, 100,867.13 and 22,853.43

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Solution

The fourth proportional to 67,238.59, 100,867.13 and 22,853.43 is: 34,283.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,238.59 : 100,867.13 = 22,853.43 : x
  2. Step 2: Convert to fraction form
    67,238.59/100,867.13 = 22,853.43/x
  3. Step 3: Cross multiply
    67,238.59x = 100,867.13 × 22,853.43
  4. Step 4: Simplify right side
    67,238.59x = 2,305,159,894.76
  5. Step 5: Solve for x
    x = 2,305,159,894.76/67,238.59
  6. Step 6: Final answer
    x = 34,283.29

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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.