Home / 82,249.02-123,385.31-25,327.74

Finding the Fourth Proportional to 82,249.02, 123,385.31 and 25,327.74

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Solution

The fourth proportional to 82,249.02, 123,385.31 and 25,327.74 is: 37,995.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,249.02 : 123,385.31 = 25,327.74 : x
  2. Step 2: Convert to fraction form
    82,249.02/123,385.31 = 25,327.74/x
  3. Step 3: Cross multiply
    82,249.02x = 123,385.31 × 25,327.74
  4. Step 4: Simplify right side
    82,249.02x = 3,125,070,924.86
  5. Step 5: Solve for x
    x = 3,125,070,924.86/82,249.02
  6. Step 6: Final answer
    x = 37,995.24

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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.