Home / 138,249.45-207,179.37-110,044.04

Finding the Fourth Proportional to 138,249.45, 207,179.37 and 110,044.04

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Solution

The fourth proportional to 138,249.45, 207,179.37 and 110,044.04 is: 164,910.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,249.45 : 207,179.37 = 110,044.04 : x
  2. Step 2: Convert to fraction form
    138,249.45/207,179.37 = 110,044.04/x
  3. Step 3: Cross multiply
    138,249.45x = 207,179.37 × 110,044.04
  4. Step 4: Simplify right side
    138,249.45x = 22,798,853,843.56
  5. Step 5: Solve for x
    x = 22,798,853,843.56/138,249.45
  6. Step 6: Final answer
    x = 164,910.99

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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.