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Finding the Fourth Proportional to 168,396.76, 252,706.70 and 92,548.27

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Solution

The fourth proportional to 168,396.76, 252,706.70 and 92,548.27 is: 138,883.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,396.76 : 252,706.70 = 92,548.27 : x
  2. Step 2: Convert to fraction form
    168,396.76/252,706.70 = 92,548.27/x
  3. Step 3: Cross multiply
    168,396.76x = 252,706.70 × 92,548.27
  4. Step 4: Simplify right side
    168,396.76x = 23,387,568,449.66
  5. Step 5: Solve for x
    x = 23,387,568,449.66/168,396.76
  6. Step 6: Final answer
    x = 138,883.72

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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.