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Finding the Fourth Proportional to 168,227, 252,215.94 and 101,651.54

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Solution

The fourth proportional to 168,227, 252,215.94 and 101,651.54 is: 152,402.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,227 : 252,215.94 = 101,651.54 : x
  2. Step 2: Convert to fraction form
    168,227/252,215.94 = 101,651.54/x
  3. Step 3: Cross multiply
    168,227x = 252,215.94 × 101,651.54
  4. Step 4: Simplify right side
    168,227x = 25,638,138,713.55
  5. Step 5: Solve for x
    x = 25,638,138,713.55/168,227
  6. Step 6: Final answer
    x = 152,402.04

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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.