Home / 221,964.44-332,949.72-72,205.52

Finding the Fourth Proportional to 221,964.44, 332,949.72 and 72,205.52

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Solution

The fourth proportional to 221,964.44, 332,949.72 and 72,205.52 is: 108,309.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,964.44 : 332,949.72 = 72,205.52 : x
  2. Step 2: Convert to fraction form
    221,964.44/332,949.72 = 72,205.52/x
  3. Step 3: Cross multiply
    221,964.44x = 332,949.72 × 72,205.52
  4. Step 4: Simplify right side
    221,964.44x = 24,040,806,001.71
  5. Step 5: Solve for x
    x = 24,040,806,001.71/221,964.44
  6. Step 6: Final answer
    x = 108,309.27

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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.