Home / 239,037.18-329,796.81-135,654.24

Finding the Fourth Proportional to 239,037.18, 329,796.81 and 135,654.24

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Solution

The fourth proportional to 239,037.18, 329,796.81 and 135,654.24 is: 187,160.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,037.18 : 329,796.81 = 135,654.24 : x
  2. Step 2: Convert to fraction form
    239,037.18/329,796.81 = 135,654.24/x
  3. Step 3: Cross multiply
    239,037.18x = 329,796.81 × 135,654.24
  4. Step 4: Simplify right side
    239,037.18x = 44,738,335,614.97
  5. Step 5: Solve for x
    x = 44,738,335,614.97/239,037.18
  6. Step 6: Final answer
    x = 187,160.57

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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.