Home / 88,189.62-132,286.32-25,860.12

Finding the Fourth Proportional to 88,189.62, 132,286.32 and 25,860.12

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Solution

The fourth proportional to 88,189.62, 132,286.32 and 25,860.12 is: 38,790.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,189.62 : 132,286.32 = 25,860.12 : x
  2. Step 2: Convert to fraction form
    88,189.62/132,286.32 = 25,860.12/x
  3. Step 3: Cross multiply
    88,189.62x = 132,286.32 × 25,860.12
  4. Step 4: Simplify right side
    88,189.62x = 3,420,940,109.56
  5. Step 5: Solve for x
    x = 3,420,940,109.56/88,189.62
  6. Step 6: Final answer
    x = 38,790.73

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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.