Home / 116,949.12-175,704.57-74,910.86

Finding the Fourth Proportional to 116,949.12, 175,704.57 and 74,910.86

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Solution

The fourth proportional to 116,949.12, 175,704.57 and 74,910.86 is: 112,546.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,949.12 : 175,704.57 = 74,910.86 : x
  2. Step 2: Convert to fraction form
    116,949.12/175,704.57 = 74,910.86/x
  3. Step 3: Cross multiply
    116,949.12x = 175,704.57 × 74,910.86
  4. Step 4: Simplify right side
    116,949.12x = 13,162,179,566.11
  5. Step 5: Solve for x
    x = 13,162,179,566.11/116,949.12
  6. Step 6: Final answer
    x = 112,546.20

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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.