Home / 234,371.52-323,431.92-126,941.28

Finding the Fourth Proportional to 234,371.52, 323,431.92 and 126,941.28

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Solution

The fourth proportional to 234,371.52, 323,431.92 and 126,941.28 is: 175,178.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,371.52 : 323,431.92 = 126,941.28 : x
  2. Step 2: Convert to fraction form
    234,371.52/323,431.92 = 126,941.28/x
  3. Step 3: Cross multiply
    234,371.52x = 323,431.92 × 126,941.28
  4. Step 4: Simplify right side
    234,371.52x = 41,056,861,917.66
  5. Step 5: Solve for x
    x = 41,056,861,917.66/234,371.52
  6. Step 6: Final answer
    x = 175,178.55

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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.