Home / 82,167.24-123,286.05-26,011.92

Finding the Fourth Proportional to 82,167.24, 123,286.05 and 26,011.92

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Solution

The fourth proportional to 82,167.24, 123,286.05 and 26,011.92 is: 39,029.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,167.24 : 123,286.05 = 26,011.92 : x
  2. Step 2: Convert to fraction form
    82,167.24/123,286.05 = 26,011.92/x
  3. Step 3: Cross multiply
    82,167.24x = 123,286.05 × 26,011.92
  4. Step 4: Simplify right side
    82,167.24x = 3,206,906,869.72
  5. Step 5: Solve for x
    x = 3,206,906,869.72/82,167.24
  6. Step 6: Final answer
    x = 39,029.02

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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.