Home / 238,786.92-329,515.56-131,350.14

Finding the Fourth Proportional to 238,786.92, 329,515.56 and 131,350.14

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Solution

The fourth proportional to 238,786.92, 329,515.56 and 131,350.14 is: 181,257.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,786.92 : 329,515.56 = 131,350.14 : x
  2. Step 2: Convert to fraction form
    238,786.92/329,515.56 = 131,350.14/x
  3. Step 3: Cross multiply
    238,786.92x = 329,515.56 × 131,350.14
  4. Step 4: Simplify right side
    238,786.92x = 43,281,914,938.18
  5. Step 5: Solve for x
    x = 43,281,914,938.18/238,786.92
  6. Step 6: Final answer
    x = 181,257.48

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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.