Home / 135,211.88-202,818.17-55,249.85

Finding the Fourth Proportional to 135,211.88, 202,818.17 and 55,249.85

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Solution

The fourth proportional to 135,211.88, 202,818.17 and 55,249.85 is: 82,874.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,211.88 : 202,818.17 = 55,249.85 : x
  2. Step 2: Convert to fraction form
    135,211.88/202,818.17 = 55,249.85/x
  3. Step 3: Cross multiply
    135,211.88x = 202,818.17 × 55,249.85
  4. Step 4: Simplify right side
    135,211.88x = 11,205,673,043.60
  5. Step 5: Solve for x
    x = 11,205,673,043.60/135,211.88
  6. Step 6: Final answer
    x = 82,874.91

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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.