Home / 197,766.78-296,694.18-108,974.58

Finding the Fourth Proportional to 197,766.78, 296,694.18 and 108,974.58

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Solution

The fourth proportional to 197,766.78, 296,694.18 and 108,974.58 is: 163,486.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,766.78 : 296,694.18 = 108,974.58 : x
  2. Step 2: Convert to fraction form
    197,766.78/296,694.18 = 108,974.58/x
  3. Step 3: Cross multiply
    197,766.78x = 296,694.18 × 108,974.58
  4. Step 4: Simplify right side
    197,766.78x = 32,332,123,653.94
  5. Step 5: Solve for x
    x = 32,332,123,653.94/197,766.78
  6. Step 6: Final answer
    x = 163,486.12

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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.