Home / 221,486.20-332,217.69-63,708.46

Finding the Fourth Proportional to 221,486.20, 332,217.69 and 63,708.46

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Solution

The fourth proportional to 221,486.20, 332,217.69 and 63,708.46 is: 95,559.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,486.20 : 332,217.69 = 63,708.46 : x
  2. Step 2: Convert to fraction form
    221,486.20/332,217.69 = 63,708.46/x
  3. Step 3: Cross multiply
    221,486.20x = 332,217.69 × 63,708.46
  4. Step 4: Simplify right side
    221,486.20x = 21,165,077,414.66
  5. Step 5: Solve for x
    x = 21,165,077,414.66/221,486.20
  6. Step 6: Final answer
    x = 95,559.35

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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.