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Finding the Fourth Proportional to 57,393.36, 79,198.56 and 32,238

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Solution

The fourth proportional to 57,393.36, 79,198.56 and 32,238 is: 44,486.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,393.36 : 79,198.56 = 32,238 : x
  2. Step 2: Convert to fraction form
    57,393.36/79,198.56 = 32,238/x
  3. Step 3: Cross multiply
    57,393.36x = 79,198.56 × 32,238
  4. Step 4: Simplify right side
    57,393.36x = 2,553,203,177.28
  5. Step 5: Solve for x
    x = 2,553,203,177.28/57,393.36
  6. Step 6: Final answer
    x = 44,486.04

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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.