Home / 57,219.28-85,718.20-32,183.26

Finding the Fourth Proportional to 57,219.28, 85,718.20 and 32,183.26

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Solution

The fourth proportional to 57,219.28, 85,718.20 and 32,183.26 is: 48,212.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,219.28 : 85,718.20 = 32,183.26 : x
  2. Step 2: Convert to fraction form
    57,219.28/85,718.20 = 32,183.26/x
  3. Step 3: Cross multiply
    57,219.28x = 85,718.20 × 32,183.26
  4. Step 4: Simplify right side
    57,219.28x = 2,758,691,117.33
  5. Step 5: Solve for x
    x = 2,758,691,117.33/57,219.28
  6. Step 6: Final answer
    x = 48,212.62

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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.