Home / 165,724.22-228,691.31-94,102.70

Finding the Fourth Proportional to 165,724.22, 228,691.31 and 94,102.70

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Solution

The fourth proportional to 165,724.22, 228,691.31 and 94,102.70 is: 129,857.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,724.22 : 228,691.31 = 94,102.70 : x
  2. Step 2: Convert to fraction form
    165,724.22/228,691.31 = 94,102.70/x
  3. Step 3: Cross multiply
    165,724.22x = 228,691.31 × 94,102.70
  4. Step 4: Simplify right side
    165,724.22x = 21,520,469,267.02
  5. Step 5: Solve for x
    x = 21,520,469,267.02/165,724.22
  6. Step 6: Final answer
    x = 129,857.12

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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.