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Finding the Fourth Proportional to 238,792.92, 329,523.84 and 131,356.14

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Solution

The fourth proportional to 238,792.92, 329,523.84 and 131,356.14 is: 181,265.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,792.92 : 329,523.84 = 131,356.14 : x
  2. Step 2: Convert to fraction form
    238,792.92/329,523.84 = 131,356.14/x
  3. Step 3: Cross multiply
    238,792.92x = 329,523.84 × 131,356.14
  4. Step 4: Simplify right side
    238,792.92x = 43,284,979,003.60
  5. Step 5: Solve for x
    x = 43,284,979,003.60/238,792.92
  6. Step 6: Final answer
    x = 181,265.76

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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.