Home / 238,660.62-329,352.84-131,237.58

Finding the Fourth Proportional to 238,660.62, 329,352.84 and 131,237.58

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Solution

The fourth proportional to 238,660.62, 329,352.84 and 131,237.58 is: 181,108.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,660.62 : 329,352.84 = 131,237.58 : x
  2. Step 2: Convert to fraction form
    238,660.62/329,352.84 = 131,237.58/x
  3. Step 3: Cross multiply
    238,660.62x = 329,352.84 × 131,237.58
  4. Step 4: Simplify right side
    238,660.62x = 43,223,469,687.73
  5. Step 5: Solve for x
    x = 43,223,469,687.73/238,660.62
  6. Step 6: Final answer
    x = 181,108.51

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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.