Home / 197,819.96-296,743.50-79,491.11

Finding the Fourth Proportional to 197,819.96, 296,743.50 and 79,491.11

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Solution

The fourth proportional to 197,819.96, 296,743.50 and 79,491.11 is: 119,242.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,819.96 : 296,743.50 = 79,491.11 : x
  2. Step 2: Convert to fraction form
    197,819.96/296,743.50 = 79,491.11/x
  3. Step 3: Cross multiply
    197,819.96x = 296,743.50 × 79,491.11
  4. Step 4: Simplify right side
    197,819.96x = 23,588,468,716.57
  5. Step 5: Solve for x
    x = 23,588,468,716.57/197,819.96
  6. Step 6: Final answer
    x = 119,242.11

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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.