Home / 165,146.88-227,997.12-108,722.28

Finding the Fourth Proportional to 165,146.88, 227,997.12 and 108,722.28

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Solution

The fourth proportional to 165,146.88, 227,997.12 and 108,722.28 is: 150,098.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,146.88 : 227,997.12 = 108,722.28 : x
  2. Step 2: Convert to fraction form
    165,146.88/227,997.12 = 108,722.28/x
  3. Step 3: Cross multiply
    165,146.88x = 227,997.12 × 108,722.28
  4. Step 4: Simplify right side
    165,146.88x = 24,788,366,719.83
  5. Step 5: Solve for x
    x = 24,788,366,719.83/165,146.88
  6. Step 6: Final answer
    x = 150,098.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.