Home / 238,456.28-329,069.61-131,033.25

Finding the Fourth Proportional to 238,456.28, 329,069.61 and 131,033.25

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Solution

The fourth proportional to 238,456.28, 329,069.61 and 131,033.25 is: 180,825.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,456.28 : 329,069.61 = 131,033.25 : x
  2. Step 2: Convert to fraction form
    238,456.28/329,069.61 = 131,033.25/x
  3. Step 3: Cross multiply
    238,456.28x = 329,069.61 × 131,033.25
  4. Step 4: Simplify right side
    238,456.28x = 43,119,060,474.53
  5. Step 5: Solve for x
    x = 43,119,060,474.53/238,456.28
  6. Step 6: Final answer
    x = 180,825.85

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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.