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Finding the Fourth Proportional to 57,336.52, 85,982.91 and 27,345.46

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Solution

The fourth proportional to 57,336.52, 85,982.91 and 27,345.46 is: 41,007.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,336.52 : 85,982.91 = 27,345.46 : x
  2. Step 2: Convert to fraction form
    57,336.52/85,982.91 = 27,345.46/x
  3. Step 3: Cross multiply
    57,336.52x = 85,982.91 × 27,345.46
  4. Step 4: Simplify right side
    57,336.52x = 2,351,242,226.09
  5. Step 5: Solve for x
    x = 2,351,242,226.09/57,336.52
  6. Step 6: Final answer
    x = 41,007.76

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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.