Home / 148,114.20-221,523.30-132,432.60

Finding the Fourth Proportional to 148,114.20, 221,523.30 and 132,432.60

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Solution

The fourth proportional to 148,114.20, 221,523.30 and 132,432.60 is: 198,069.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,114.20 : 221,523.30 = 132,432.60 : x
  2. Step 2: Convert to fraction form
    148,114.20/221,523.30 = 132,432.60/x
  3. Step 3: Cross multiply
    148,114.20x = 221,523.30 × 132,432.60
  4. Step 4: Simplify right side
    148,114.20x = 29,336,906,579.58
  5. Step 5: Solve for x
    x = 29,336,906,579.58/148,114.20
  6. Step 6: Final answer
    x = 198,069.51

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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.