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Finding the Fourth Proportional to 237,358.88, 327,553.36 and 129,926.72

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Solution

The fourth proportional to 237,358.88, 327,553.36 and 129,926.72 is: 179,297.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,358.88 : 327,553.36 = 129,926.72 : x
  2. Step 2: Convert to fraction form
    237,358.88/327,553.36 = 129,926.72/x
  3. Step 3: Cross multiply
    237,358.88x = 327,553.36 × 129,926.72
  4. Step 4: Simplify right side
    237,358.88x = 42,557,933,689.78
  5. Step 5: Solve for x
    x = 42,557,933,689.78/237,358.88
  6. Step 6: Final answer
    x = 179,297.84

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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.