Home / 165,958.20-229,042.89-101,414.16

Finding the Fourth Proportional to 165,958.20, 229,042.89 and 101,414.16

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Solution

The fourth proportional to 165,958.20, 229,042.89 and 101,414.16 is: 139,964.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,958.20 : 229,042.89 = 101,414.16 : x
  2. Step 2: Convert to fraction form
    165,958.20/229,042.89 = 101,414.16/x
  3. Step 3: Cross multiply
    165,958.20x = 229,042.89 × 101,414.16
  4. Step 4: Simplify right side
    165,958.20x = 23,228,192,293.32
  5. Step 5: Solve for x
    x = 23,228,192,293.32/165,958.20
  6. Step 6: Final answer
    x = 139,964.11

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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.