Home / 71,512.34-107,286.19-50,493.56

Finding the Fourth Proportional to 71,512.34, 107,286.19 and 50,493.56

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Solution

The fourth proportional to 71,512.34, 107,286.19 and 50,493.56 is: 75,752.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,512.34 : 107,286.19 = 50,493.56 : x
  2. Step 2: Convert to fraction form
    71,512.34/107,286.19 = 50,493.56/x
  3. Step 3: Cross multiply
    71,512.34x = 107,286.19 × 50,493.56
  4. Step 4: Simplify right side
    71,512.34x = 5,417,261,492.96
  5. Step 5: Solve for x
    x = 5,417,261,492.96/71,512.34
  6. Step 6: Final answer
    x = 75,752.82

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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.