Home / 187,726.90-281,627.10-82,545.56

Finding the Fourth Proportional to 187,726.90, 281,627.10 and 82,545.56

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Solution

The fourth proportional to 187,726.90, 281,627.10 and 82,545.56 is: 123,834.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,726.90 : 281,627.10 = 82,545.56 : x
  2. Step 2: Convert to fraction form
    187,726.90/281,627.10 = 82,545.56/x
  3. Step 3: Cross multiply
    187,726.90x = 281,627.10 × 82,545.56
  4. Step 4: Simplify right side
    187,726.90x = 23,247,067,384.74
  5. Step 5: Solve for x
    x = 23,247,067,384.74/187,726.90
  6. Step 6: Final answer
    x = 123,834.50

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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.