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Finding the Fourth Proportional to 238,772.92, 329,500.02 and 129,873.64

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Solution

The fourth proportional to 238,772.92, 329,500.02 and 129,873.64 is: 179,222.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,772.92 : 329,500.02 = 129,873.64 : x
  2. Step 2: Convert to fraction form
    238,772.92/329,500.02 = 129,873.64/x
  3. Step 3: Cross multiply
    238,772.92x = 329,500.02 × 129,873.64
  4. Step 4: Simplify right side
    238,772.92x = 42,793,366,977.47
  5. Step 5: Solve for x
    x = 42,793,366,977.47/238,772.92
  6. Step 6: Final answer
    x = 179,222.03

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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.