Home / 73,049.11-109,578.53-25,658.44

Finding the Fourth Proportional to 73,049.11, 109,578.53 and 25,658.44

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Solution

The fourth proportional to 73,049.11, 109,578.53 and 25,658.44 is: 38,489.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,049.11 : 109,578.53 = 25,658.44 : x
  2. Step 2: Convert to fraction form
    73,049.11/109,578.53 = 25,658.44/x
  3. Step 3: Cross multiply
    73,049.11x = 109,578.53 × 25,658.44
  4. Step 4: Simplify right side
    73,049.11x = 2,811,613,735.05
  5. Step 5: Solve for x
    x = 2,811,613,735.05/73,049.11
  6. Step 6: Final answer
    x = 38,489.36

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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.