Home / 125,177.39-187,766.22-31,683.14

Finding the Fourth Proportional to 125,177.39, 187,766.22 and 31,683.14

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Solution

The fourth proportional to 125,177.39, 187,766.22 and 31,683.14 is: 47,524.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,177.39 : 187,766.22 = 31,683.14 : x
  2. Step 2: Convert to fraction form
    125,177.39/187,766.22 = 31,683.14/x
  3. Step 3: Cross multiply
    125,177.39x = 187,766.22 × 31,683.14
  4. Step 4: Simplify right side
    125,177.39x = 5,949,023,435.53
  5. Step 5: Solve for x
    x = 5,949,023,435.53/125,177.39
  6. Step 6: Final answer
    x = 47,524.74

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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.