Home / 87,932.33-131,926.74-28,754.54

Finding the Fourth Proportional to 87,932.33, 131,926.74 and 28,754.54

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Solution

The fourth proportional to 87,932.33, 131,926.74 and 28,754.54 is: 43,141.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,932.33 : 131,926.74 = 28,754.54 : x
  2. Step 2: Convert to fraction form
    87,932.33/131,926.74 = 28,754.54/x
  3. Step 3: Cross multiply
    87,932.33x = 131,926.74 × 28,754.54
  4. Step 4: Simplify right side
    87,932.33x = 3,793,492,062.77
  5. Step 5: Solve for x
    x = 3,793,492,062.77/87,932.33
  6. Step 6: Final answer
    x = 43,141.04

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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.