Home / 82,348.61-123,467.01-26,171.87

Finding the Fourth Proportional to 82,348.61, 123,467.01 and 26,171.87

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Solution

The fourth proportional to 82,348.61, 123,467.01 and 26,171.87 is: 39,240.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,348.61 : 123,467.01 = 26,171.87 : x
  2. Step 2: Convert to fraction form
    82,348.61/123,467.01 = 26,171.87/x
  3. Step 3: Cross multiply
    82,348.61x = 123,467.01 × 26,171.87
  4. Step 4: Simplify right side
    82,348.61x = 3,231,361,917.67
  5. Step 5: Solve for x
    x = 3,231,361,917.67/82,348.61
  6. Step 6: Final answer
    x = 39,240.03

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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.