Home / 192,746.92-266,091.42-120,171.73

Finding the Fourth Proportional to 192,746.92, 266,091.42 and 120,171.73

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Solution

The fourth proportional to 192,746.92, 266,091.42 and 120,171.73 is: 165,899.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,746.92 : 266,091.42 = 120,171.73 : x
  2. Step 2: Convert to fraction form
    192,746.92/266,091.42 = 120,171.73/x
  3. Step 3: Cross multiply
    192,746.92x = 266,091.42 × 120,171.73
  4. Step 4: Simplify right side
    192,746.92x = 31,976,666,279.56
  5. Step 5: Solve for x
    x = 31,976,666,279.56/192,746.92
  6. Step 6: Final answer
    x = 165,899.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.