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Finding the Fourth Proportional to 234,520.26, 323,905.26 and 158,937.54

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Solution

The fourth proportional to 234,520.26, 323,905.26 and 158,937.54 is: 219,514.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,520.26 : 323,905.26 = 158,937.54 : x
  2. Step 2: Convert to fraction form
    234,520.26/323,905.26 = 158,937.54/x
  3. Step 3: Cross multiply
    234,520.26x = 323,905.26 × 158,937.54
  4. Step 4: Simplify right side
    234,520.26x = 51,480,705,217.46
  5. Step 5: Solve for x
    x = 51,480,705,217.46/234,520.26
  6. Step 6: Final answer
    x = 219,514.96

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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.