Home / 82,234.12-123,337.14-29,635.96

Finding the Fourth Proportional to 82,234.12, 123,337.14 and 29,635.96

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Solution

The fourth proportional to 82,234.12, 123,337.14 and 29,635.96 is: 44,448.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,234.12 : 123,337.14 = 29,635.96 : x
  2. Step 2: Convert to fraction form
    82,234.12/123,337.14 = 29,635.96/x
  3. Step 3: Cross multiply
    82,234.12x = 123,337.14 × 29,635.96
  4. Step 4: Simplify right side
    82,234.12x = 3,655,214,547.55
  5. Step 5: Solve for x
    x = 3,655,214,547.55/82,234.12
  6. Step 6: Final answer
    x = 44,448.88

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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.