Home / 221,724.60-332,630.10-88,582.20

Finding the Fourth Proportional to 221,724.60, 332,630.10 and 88,582.20

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Solution

The fourth proportional to 221,724.60, 332,630.10 and 88,582.20 is: 132,890.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,724.60 : 332,630.10 = 88,582.20 : x
  2. Step 2: Convert to fraction form
    221,724.60/332,630.10 = 88,582.20/x
  3. Step 3: Cross multiply
    221,724.60x = 332,630.10 × 88,582.20
  4. Step 4: Simplify right side
    221,724.60x = 29,465,106,044.22
  5. Step 5: Solve for x
    x = 29,465,106,044.22/221,724.60
  6. Step 6: Final answer
    x = 132,890.56

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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.