Home / 221,454.22-332,188.76-71,695.76

Finding the Fourth Proportional to 221,454.22, 332,188.76 and 71,695.76

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Solution

The fourth proportional to 221,454.22, 332,188.76 and 71,695.76 is: 107,546.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,454.22 : 332,188.76 = 71,695.76 : x
  2. Step 2: Convert to fraction form
    221,454.22/332,188.76 = 71,695.76/x
  3. Step 3: Cross multiply
    221,454.22x = 332,188.76 × 71,695.76
  4. Step 4: Simplify right side
    221,454.22x = 23,816,525,611.66
  5. Step 5: Solve for x
    x = 23,816,525,611.66/221,454.22
  6. Step 6: Final answer
    x = 107,546.05

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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.