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Finding the Fourth Proportional to 234,264.42, 323,285.11 and 126,834.53

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Solution

The fourth proportional to 234,264.42, 323,285.11 and 126,834.53 is: 175,031.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,264.42 : 323,285.11 = 126,834.53 : x
  2. Step 2: Convert to fraction form
    234,264.42/323,285.11 = 126,834.53/x
  3. Step 3: Cross multiply
    234,264.42x = 323,285.11 × 126,834.53
  4. Step 4: Simplify right side
    234,264.42x = 41,003,713,049.34
  5. Step 5: Solve for x
    x = 41,003,713,049.34/234,264.42
  6. Step 6: Final answer
    x = 175,031.76

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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.