Home / 168,791.38-253,149.40-50,447.34

Finding the Fourth Proportional to 168,791.38, 253,149.40 and 50,447.34

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Solution

The fourth proportional to 168,791.38, 253,149.40 and 50,447.34 is: 75,659.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,791.38 : 253,149.40 = 50,447.34 : x
  2. Step 2: Convert to fraction form
    168,791.38/253,149.40 = 50,447.34/x
  3. Step 3: Cross multiply
    168,791.38x = 253,149.40 × 50,447.34
  4. Step 4: Simplify right side
    168,791.38x = 12,770,713,915.66
  5. Step 5: Solve for x
    x = 12,770,713,915.66/168,791.38
  6. Step 6: Final answer
    x = 75,659.75

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1.5x scale

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.