Home / 238,737.17-329,452.31-131,305.46

Finding the Fourth Proportional to 238,737.17, 329,452.31 and 131,305.46

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Solution

The fourth proportional to 238,737.17, 329,452.31 and 131,305.46 is: 181,198.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,737.17 : 329,452.31 = 131,305.46 : x
  2. Step 2: Convert to fraction form
    238,737.17/329,452.31 = 131,305.46/x
  3. Step 3: Cross multiply
    238,737.17x = 329,452.31 × 131,305.46
  4. Step 4: Simplify right side
    238,737.17x = 43,258,885,793.61
  5. Step 5: Solve for x
    x = 43,258,885,793.61/238,737.17
  6. Step 6: Final answer
    x = 181,198.79

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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.