Home / 197,981.92-296,900.44-71,591.85

Finding the Fourth Proportional to 197,981.92, 296,900.44 and 71,591.85

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Solution

The fourth proportional to 197,981.92, 296,900.44 and 71,591.85 is: 107,361.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,981.92 : 296,900.44 = 71,591.85 : x
  2. Step 2: Convert to fraction form
    197,981.92/296,900.44 = 71,591.85/x
  3. Step 3: Cross multiply
    197,981.92x = 296,900.44 × 71,591.85
  4. Step 4: Simplify right side
    197,981.92x = 21,255,651,586.43
  5. Step 5: Solve for x
    x = 21,255,651,586.43/197,981.92
  6. Step 6: Final answer
    x = 107,361.58

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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.