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Finding the Fourth Proportional to 57,049.52, 85,574.52 and 37,452.08

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Solution

The fourth proportional to 57,049.52, 85,574.52 and 37,452.08 is: 56,178.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,049.52 : 85,574.52 = 37,452.08 : x
  2. Step 2: Convert to fraction form
    57,049.52/85,574.52 = 37,452.08/x
  3. Step 3: Cross multiply
    57,049.52x = 85,574.52 × 37,452.08
  4. Step 4: Simplify right side
    57,049.52x = 3,204,943,769.00
  5. Step 5: Solve for x
    x = 3,204,943,769.00/57,049.52
  6. Step 6: Final answer
    x = 56,178.28

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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.