Home / 234,154.52-323,133.20-126,724.56

Finding the Fourth Proportional to 234,154.52, 323,133.20 and 126,724.56

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Solution

The fourth proportional to 234,154.52, 323,133.20 and 126,724.56 is: 174,879.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,154.52 : 323,133.20 = 126,724.56 : x
  2. Step 2: Convert to fraction form
    234,154.52/323,133.20 = 126,724.56/x
  3. Step 3: Cross multiply
    234,154.52x = 323,133.20 × 126,724.56
  4. Step 4: Simplify right side
    234,154.52x = 40,948,911,957.77
  5. Step 5: Solve for x
    x = 40,948,911,957.77/234,154.52
  6. Step 6: Final answer
    x = 174,879.87

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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.