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Finding the Fourth Proportional to 57,227.40, 85,816.80 and 27,654.30

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Solution

The fourth proportional to 57,227.40, 85,816.80 and 27,654.30 is: 41,469.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,227.40 : 85,816.80 = 27,654.30 : x
  2. Step 2: Convert to fraction form
    57,227.40/85,816.80 = 27,654.30/x
  3. Step 3: Cross multiply
    57,227.40x = 85,816.80 × 27,654.30
  4. Step 4: Simplify right side
    57,227.40x = 2,373,203,532.24
  5. Step 5: Solve for x
    x = 2,373,203,532.24/57,227.40
  6. Step 6: Final answer
    x = 41,469.71

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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.