Home / 109,408.28-164,046.78-50,169.74

Finding the Fourth Proportional to 109,408.28, 164,046.78 and 50,169.74

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Solution

The fourth proportional to 109,408.28, 164,046.78 and 50,169.74 is: 75,224.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,408.28 : 164,046.78 = 50,169.74 : x
  2. Step 2: Convert to fraction form
    109,408.28/164,046.78 = 50,169.74/x
  3. Step 3: Cross multiply
    109,408.28x = 164,046.78 × 50,169.74
  4. Step 4: Simplify right side
    109,408.28x = 8,230,183,480.20
  5. Step 5: Solve for x
    x = 8,230,183,480.20/109,408.28
  6. Step 6: Final answer
    x = 75,224.51

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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.