Home / 239,001.64-329,685.60-149,422.12

Finding the Fourth Proportional to 239,001.64, 329,685.60 and 149,422.12

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Solution

The fourth proportional to 239,001.64, 329,685.60 and 149,422.12 is: 206,117.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,001.64 : 329,685.60 = 149,422.12 : x
  2. Step 2: Convert to fraction form
    239,001.64/329,685.60 = 149,422.12/x
  3. Step 3: Cross multiply
    239,001.64x = 329,685.60 × 149,422.12
  4. Step 4: Simplify right side
    239,001.64x = 49,262,321,285.47
  5. Step 5: Solve for x
    x = 49,262,321,285.47/239,001.64
  6. Step 6: Final answer
    x = 206,117.08

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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.