Home / 125,229-187,854.44-31,734.76

Finding the Fourth Proportional to 125,229, 187,854.44 and 31,734.76

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Solution

The fourth proportional to 125,229, 187,854.44 and 31,734.76 is: 47,604.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,229 : 187,854.44 = 31,734.76 : x
  2. Step 2: Convert to fraction form
    125,229/187,854.44 = 31,734.76/x
  3. Step 3: Cross multiply
    125,229x = 187,854.44 × 31,734.76
  4. Step 4: Simplify right side
    125,229x = 5,961,515,568.33
  5. Step 5: Solve for x
    x = 5,961,515,568.33/125,229
  6. Step 6: Final answer
    x = 47,604.91

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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.