Home / 170,542.78-255,991.57-125,614.85

Finding the Fourth Proportional to 170,542.78, 255,991.57 and 125,614.85

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Solution

The fourth proportional to 170,542.78, 255,991.57 and 125,614.85 is: 188,552.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,542.78 : 255,991.57 = 125,614.85 : x
  2. Step 2: Convert to fraction form
    170,542.78/255,991.57 = 125,614.85/x
  3. Step 3: Cross multiply
    170,542.78x = 255,991.57 × 125,614.85
  4. Step 4: Simplify right side
    170,542.78x = 32,156,341,072.82
  5. Step 5: Solve for x
    x = 32,156,341,072.82/170,542.78
  6. Step 6: Final answer
    x = 188,552.93

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1.5x scale

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.