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Finding the Fourth Proportional to 57,343.62, 85,982.64 and 22,242.30

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Solution

The fourth proportional to 57,343.62, 85,982.64 and 22,242.30 is: 33,350.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,343.62 : 85,982.64 = 22,242.30 : x
  2. Step 2: Convert to fraction form
    57,343.62/85,982.64 = 22,242.30/x
  3. Step 3: Cross multiply
    57,343.62x = 85,982.64 × 22,242.30
  4. Step 4: Simplify right side
    57,343.62x = 1,912,451,673.67
  5. Step 5: Solve for x
    x = 1,912,451,673.67/57,343.62
  6. Step 6: Final answer
    x = 33,350.73

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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.