Home / 234,141.94-323,116.66-126,711.91

Finding the Fourth Proportional to 234,141.94, 323,116.66 and 126,711.91

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Solution

The fourth proportional to 234,141.94, 323,116.66 and 126,711.91 is: 174,862.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,141.94 : 323,116.66 = 126,711.91 : x
  2. Step 2: Convert to fraction form
    234,141.94/323,116.66 = 126,711.91/x
  3. Step 3: Cross multiply
    234,141.94x = 323,116.66 × 126,711.91
  4. Step 4: Simplify right side
    234,141.94x = 40,942,729,141.42
  5. Step 5: Solve for x
    x = 40,942,729,141.42/234,141.94
  6. Step 6: Final answer
    x = 174,862.86

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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.