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Finding the Fourth Proportional to 57,996.50, 80,035.17 and 32,850.86

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Solution

The fourth proportional to 57,996.50, 80,035.17 and 32,850.86 is: 45,334.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,996.50 : 80,035.17 = 32,850.86 : x
  2. Step 2: Convert to fraction form
    57,996.50/80,035.17 = 32,850.86/x
  3. Step 3: Cross multiply
    57,996.50x = 80,035.17 × 32,850.86
  4. Step 4: Simplify right side
    57,996.50x = 2,629,224,164.75
  5. Step 5: Solve for x
    x = 2,629,224,164.75/57,996.50
  6. Step 6: Final answer
    x = 45,334.19

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1.5x scale

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.