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Finding the Fourth Proportional to 237,519.78, 327,695.92 and 135,471.52

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Solution

The fourth proportional to 237,519.78, 327,695.92 and 135,471.52 is: 186,904.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,519.78 : 327,695.92 = 135,471.52 : x
  2. Step 2: Convert to fraction form
    237,519.78/327,695.92 = 135,471.52/x
  3. Step 3: Cross multiply
    237,519.78x = 327,695.92 × 135,471.52
  4. Step 4: Simplify right side
    237,519.78x = 44,393,464,380.20
  5. Step 5: Solve for x
    x = 44,393,464,380.20/237,519.78
  6. Step 6: Final answer
    x = 186,904.28

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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.