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Finding the Fourth Proportional to 168,251.48, 252,378.79 and 49,922.83

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Solution

The fourth proportional to 168,251.48, 252,378.79 and 49,922.83 is: 74,884.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,251.48 : 252,378.79 = 49,922.83 : x
  2. Step 2: Convert to fraction form
    168,251.48/252,378.79 = 49,922.83/x
  3. Step 3: Cross multiply
    168,251.48x = 252,378.79 × 49,922.83
  4. Step 4: Simplify right side
    168,251.48x = 12,599,463,619.44
  5. Step 5: Solve for x
    x = 12,599,463,619.44/168,251.48
  6. Step 6: Final answer
    x = 74,884.71

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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.