Home / 221,456.09-332,023.20-88,296.41

Finding the Fourth Proportional to 221,456.09, 332,023.20 and 88,296.41

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Solution

The fourth proportional to 221,456.09, 332,023.20 and 88,296.41 is: 132,380.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,456.09 : 332,023.20 = 88,296.41 : x
  2. Step 2: Convert to fraction form
    221,456.09/332,023.20 = 88,296.41/x
  3. Step 3: Cross multiply
    221,456.09x = 332,023.20 × 88,296.41
  4. Step 4: Simplify right side
    221,456.09x = 29,316,456,596.71
  5. Step 5: Solve for x
    x = 29,316,456,596.71/221,456.09
  6. Step 6: Final answer
    x = 132,380.45

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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.