Home / 242,272.22-363,449.82-82,331.24

Finding the Fourth Proportional to 242,272.22, 363,449.82 and 82,331.24

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Solution

The fourth proportional to 242,272.22, 363,449.82 and 82,331.24 is: 123,510.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,272.22 : 363,449.82 = 82,331.24 : x
  2. Step 2: Convert to fraction form
    242,272.22/363,449.82 = 82,331.24/x
  3. Step 3: Cross multiply
    242,272.22x = 363,449.82 × 82,331.24
  4. Step 4: Simplify right side
    242,272.22x = 29,923,274,358.38
  5. Step 5: Solve for x
    x = 29,923,274,358.38/242,272.22
  6. Step 6: Final answer
    x = 123,510.96

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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.