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Finding the Fourth Proportional to 182,791.85, 252,251.03 and 102,218.45

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Solution

The fourth proportional to 182,791.85, 252,251.03 and 102,218.45 is: 141,060.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,791.85 : 252,251.03 = 102,218.45 : x
  2. Step 2: Convert to fraction form
    182,791.85/252,251.03 = 102,218.45/x
  3. Step 3: Cross multiply
    182,791.85x = 252,251.03 × 102,218.45
  4. Step 4: Simplify right side
    182,791.85x = 25,784,708,786.41
  5. Step 5: Solve for x
    x = 25,784,708,786.41/182,791.85
  6. Step 6: Final answer
    x = 141,060.49

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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.