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Finding the Fourth Proportional to 234,468.92, 323,580.78 and 132,491.78

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Solution

The fourth proportional to 234,468.92, 323,580.78 and 132,491.78 is: 182,846.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,468.92 : 323,580.78 = 132,491.78 : x
  2. Step 2: Convert to fraction form
    234,468.92/323,580.78 = 132,491.78/x
  3. Step 3: Cross multiply
    234,468.92x = 323,580.78 × 132,491.78
  4. Step 4: Simplify right side
    234,468.92x = 42,871,793,515.99
  5. Step 5: Solve for x
    x = 42,871,793,515.99/234,468.92
  6. Step 6: Final answer
    x = 182,846.38

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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.