Home / 71,297.28-107,049.60-52,634.88

Finding the Fourth Proportional to 71,297.28, 107,049.60 and 52,634.88

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Solution

The fourth proportional to 71,297.28, 107,049.60 and 52,634.88 is: 79,028.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,297.28 : 107,049.60 = 52,634.88 : x
  2. Step 2: Convert to fraction form
    71,297.28/107,049.60 = 52,634.88/x
  3. Step 3: Cross multiply
    71,297.28x = 107,049.60 × 52,634.88
  4. Step 4: Simplify right side
    71,297.28x = 5,634,542,850.05
  5. Step 5: Solve for x
    x = 5,634,542,850.05/71,297.28
  6. Step 6: Final answer
    x = 79,028.86

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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.