Home / 168,112.68-252,205.92-49,793.28

Finding the Fourth Proportional to 168,112.68, 252,205.92 and 49,793.28

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Solution

The fourth proportional to 168,112.68, 252,205.92 and 49,793.28 is: 74,700.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,112.68 : 252,205.92 = 49,793.28 : x
  2. Step 2: Convert to fraction form
    168,112.68/252,205.92 = 49,793.28/x
  3. Step 3: Cross multiply
    168,112.68x = 252,205.92 × 49,793.28
  4. Step 4: Simplify right side
    168,112.68x = 12,558,159,992.22
  5. Step 5: Solve for x
    x = 12,558,159,992.22/168,112.68
  6. Step 6: Final answer
    x = 74,700.85

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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.