Home / 131,446.20-197,169.30-116,671.80

Finding the Fourth Proportional to 131,446.20, 197,169.30 and 116,671.80

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Solution

The fourth proportional to 131,446.20, 197,169.30 and 116,671.80 is: 175,007.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,446.20 : 197,169.30 = 116,671.80 : x
  2. Step 2: Convert to fraction form
    131,446.20/197,169.30 = 116,671.80/x
  3. Step 3: Cross multiply
    131,446.20x = 197,169.30 × 116,671.80
  4. Step 4: Simplify right side
    131,446.20x = 23,004,097,135.74
  5. Step 5: Solve for x
    x = 23,004,097,135.74/131,446.20
  6. Step 6: Final answer
    x = 175,007.70

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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.