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Finding the Fourth Proportional to 234,545.82, 323,673.79 and 127,115.82

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Solution

The fourth proportional to 234,545.82, 323,673.79 and 127,115.82 is: 175,420.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,545.82 : 323,673.79 = 127,115.82 : x
  2. Step 2: Convert to fraction form
    234,545.82/323,673.79 = 127,115.82/x
  3. Step 3: Cross multiply
    234,545.82x = 323,673.79 × 127,115.82
  4. Step 4: Simplify right side
    234,545.82x = 41,144,058,592.78
  5. Step 5: Solve for x
    x = 41,144,058,592.78/234,545.82
  6. Step 6: Final answer
    x = 175,420.14

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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.