Home / 221,815.44-332,947.44-196,675.92

Finding the Fourth Proportional to 221,815.44, 332,947.44 and 196,675.92

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Solution

The fourth proportional to 221,815.44, 332,947.44 and 196,675.92 is: 295,212.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,815.44 : 332,947.44 = 196,675.92 : x
  2. Step 2: Convert to fraction form
    221,815.44/332,947.44 = 196,675.92/x
  3. Step 3: Cross multiply
    221,815.44x = 332,947.44 × 196,675.92
  4. Step 4: Simplify right side
    221,815.44x = 65,482,744,073.64
  5. Step 5: Solve for x
    x = 65,482,744,073.64/221,815.44
  6. Step 6: Final answer
    x = 295,212.74

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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.