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Finding the Fourth Proportional to 83,950.46, 125,886.20 and 33,992.56

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Solution

The fourth proportional to 83,950.46, 125,886.20 and 33,992.56 is: 50,972.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,950.46 : 125,886.20 = 33,992.56 : x
  2. Step 2: Convert to fraction form
    83,950.46/125,886.20 = 33,992.56/x
  3. Step 3: Cross multiply
    83,950.46x = 125,886.20 × 33,992.56
  4. Step 4: Simplify right side
    83,950.46x = 4,279,193,721.99
  5. Step 5: Solve for x
    x = 4,279,193,721.99/83,950.46
  6. Step 6: Final answer
    x = 50,972.85

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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.