Home / 170,542.90-255,991.76-125,614.97

Finding the Fourth Proportional to 170,542.90, 255,991.76 and 125,614.97

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Solution

The fourth proportional to 170,542.90, 255,991.76 and 125,614.97 is: 188,553.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,542.90 : 255,991.76 = 125,614.97 : x
  2. Step 2: Convert to fraction form
    170,542.90/255,991.76 = 125,614.97/x
  3. Step 3: Cross multiply
    170,542.90x = 255,991.76 × 125,614.97
  4. Step 4: Simplify right side
    170,542.90x = 32,156,396,624.57
  5. Step 5: Solve for x
    x = 32,156,396,624.57/170,542.90
  6. Step 6: Final answer
    x = 188,553.13

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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.