Home / 102,286.32-141,170.76-62,006.64

Finding the Fourth Proportional to 102,286.32, 141,170.76 and 62,006.64

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Solution

The fourth proportional to 102,286.32, 141,170.76 and 62,006.64 is: 85,578.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,286.32 : 141,170.76 = 62,006.64 : x
  2. Step 2: Convert to fraction form
    102,286.32/141,170.76 = 62,006.64/x
  3. Step 3: Cross multiply
    102,286.32x = 141,170.76 × 62,006.64
  4. Step 4: Simplify right side
    102,286.32x = 8,753,524,493.85
  5. Step 5: Solve for x
    x = 8,753,524,493.85/102,286.32
  6. Step 6: Final answer
    x = 85,578.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.