Home / 165,949.65-229,046.77-105,508.48

Finding the Fourth Proportional to 165,949.65, 229,046.77 and 105,508.48

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Solution

The fourth proportional to 165,949.65, 229,046.77 and 105,508.48 is: 145,624.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,949.65 : 229,046.77 = 105,508.48 : x
  2. Step 2: Convert to fraction form
    165,949.65/229,046.77 = 105,508.48/x
  3. Step 3: Cross multiply
    165,949.65x = 229,046.77 × 105,508.48
  4. Step 4: Simplify right side
    165,949.65x = 24,166,377,704.30
  5. Step 5: Solve for x
    x = 24,166,377,704.30/165,949.65
  6. Step 6: Final answer
    x = 145,624.76

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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.