Home / 126,226.86-174,251.05-108,930.42

Finding the Fourth Proportional to 126,226.86, 174,251.05 and 108,930.42

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Solution

The fourth proportional to 126,226.86, 174,251.05 and 108,930.42 is: 150,374.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,226.86 : 174,251.05 = 108,930.42 : x
  2. Step 2: Convert to fraction form
    126,226.86/174,251.05 = 108,930.42/x
  3. Step 3: Cross multiply
    126,226.86x = 174,251.05 × 108,930.42
  4. Step 4: Simplify right side
    126,226.86x = 18,981,239,789.61
  5. Step 5: Solve for x
    x = 18,981,239,789.61/126,226.86
  6. Step 6: Final answer
    x = 150,374.02

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1.5x scale

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.