Home / 79,742.20-110,049.24-43,932.16

Finding the Fourth Proportional to 79,742.20, 110,049.24 and 43,932.16

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Solution

The fourth proportional to 79,742.20, 110,049.24 and 43,932.16 is: 60,629.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,742.20 : 110,049.24 = 43,932.16 : x
  2. Step 2: Convert to fraction form
    79,742.20/110,049.24 = 43,932.16/x
  3. Step 3: Cross multiply
    79,742.20x = 110,049.24 × 43,932.16
  4. Step 4: Simplify right side
    79,742.20x = 4,834,700,819.56
  5. Step 5: Solve for x
    x = 4,834,700,819.56/79,742.20
  6. Step 6: Final answer
    x = 60,629.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.