Home / 50,151.54-75,236.82-20,168.10

Finding the Fourth Proportional to 50,151.54, 75,236.82 and 20,168.10

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Solution

The fourth proportional to 50,151.54, 75,236.82 and 20,168.10 is: 30,255.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,151.54 : 75,236.82 = 20,168.10 : x
  2. Step 2: Convert to fraction form
    50,151.54/75,236.82 = 20,168.10/x
  3. Step 3: Cross multiply
    50,151.54x = 75,236.82 × 20,168.10
  4. Step 4: Simplify right side
    50,151.54x = 1,517,383,709.44
  5. Step 5: Solve for x
    x = 1,517,383,709.44/50,151.54
  6. Step 6: Final answer
    x = 30,255.97

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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.