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Finding the Fourth Proportional to 169,101.42, 253,654.25 and 50,765.88

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Solution

The fourth proportional to 169,101.42, 253,654.25 and 50,765.88 is: 76,149.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,101.42 : 253,654.25 = 50,765.88 : x
  2. Step 2: Convert to fraction form
    169,101.42/253,654.25 = 50,765.88/x
  3. Step 3: Cross multiply
    169,101.42x = 253,654.25 × 50,765.88
  4. Step 4: Simplify right side
    169,101.42x = 12,876,980,963.16
  5. Step 5: Solve for x
    x = 12,876,980,963.16/169,101.42
  6. Step 6: Final answer
    x = 76,149.46

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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.