Home / 221,964.06-332,949.17-72,205.14

Finding the Fourth Proportional to 221,964.06, 332,949.17 and 72,205.14

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Solution

The fourth proportional to 221,964.06, 332,949.17 and 72,205.14 is: 108,308.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,964.06 : 332,949.17 = 72,205.14 : x
  2. Step 2: Convert to fraction form
    221,964.06/332,949.17 = 72,205.14/x
  3. Step 3: Cross multiply
    221,964.06x = 332,949.17 × 72,205.14
  4. Step 4: Simplify right side
    221,964.06x = 24,040,640,582.81
  5. Step 5: Solve for x
    x = 24,040,640,582.81/221,964.06
  6. Step 6: Final answer
    x = 108,308.71

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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.