Home / 82,207.41-123,237.07-29,579.88

Finding the Fourth Proportional to 82,207.41, 123,237.07 and 29,579.88

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Solution

The fourth proportional to 82,207.41, 123,237.07 and 29,579.88 is: 44,343.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,207.41 : 123,237.07 = 29,579.88 : x
  2. Step 2: Convert to fraction form
    82,207.41/123,237.07 = 29,579.88/x
  3. Step 3: Cross multiply
    82,207.41x = 123,237.07 × 29,579.88
  4. Step 4: Simplify right side
    82,207.41x = 3,645,337,742.15
  5. Step 5: Solve for x
    x = 3,645,337,742.15/82,207.41
  6. Step 6: Final answer
    x = 44,343.18

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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.