Home / 239,524.14-359,187.36-81,765.30

Finding the Fourth Proportional to 239,524.14, 359,187.36 and 81,765.30

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Solution

The fourth proportional to 239,524.14, 359,187.36 and 81,765.30 is: 122,614.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,524.14 : 359,187.36 = 81,765.30 : x
  2. Step 2: Convert to fraction form
    239,524.14/359,187.36 = 81,765.30/x
  3. Step 3: Cross multiply
    239,524.14x = 359,187.36 × 81,765.30
  4. Step 4: Simplify right side
    239,524.14x = 29,369,062,246.61
  5. Step 5: Solve for x
    x = 29,369,062,246.61/239,524.14
  6. Step 6: Final answer
    x = 122,614.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.