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Finding the Fourth Proportional to 57,744.57, 79,687.17 and 32,250.63

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Solution

The fourth proportional to 57,744.57, 79,687.17 and 32,250.63 is: 44,505.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,744.57 : 79,687.17 = 32,250.63 : x
  2. Step 2: Convert to fraction form
    57,744.57/79,687.17 = 32,250.63/x
  3. Step 3: Cross multiply
    57,744.57x = 79,687.17 × 32,250.63
  4. Step 4: Simplify right side
    57,744.57x = 2,569,961,435.42
  5. Step 5: Solve for x
    x = 2,569,961,435.42/57,744.57
  6. Step 6: Final answer
    x = 44,505.68

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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.