Home / 197,198.10-296,059.85-133,370.61

Finding the Fourth Proportional to 197,198.10, 296,059.85 and 133,370.61

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Solution

The fourth proportional to 197,198.10, 296,059.85 and 133,370.61 is: 200,233.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,198.10 : 296,059.85 = 133,370.61 : x
  2. Step 2: Convert to fraction form
    197,198.10/296,059.85 = 133,370.61/x
  3. Step 3: Cross multiply
    197,198.10x = 296,059.85 × 133,370.61
  4. Step 4: Simplify right side
    197,198.10x = 39,485,682,791.01
  5. Step 5: Solve for x
    x = 39,485,682,791.01/197,198.10
  6. Step 6: Final answer
    x = 200,233.59

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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.