Home / 148,084.20-221,478.30-132,402.60

Finding the Fourth Proportional to 148,084.20, 221,478.30 and 132,402.60

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Solution

The fourth proportional to 148,084.20, 221,478.30 and 132,402.60 is: 198,024.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,084.20 : 221,478.30 = 132,402.60 : x
  2. Step 2: Convert to fraction form
    148,084.20/221,478.30 = 132,402.60/x
  3. Step 3: Cross multiply
    148,084.20x = 221,478.30 × 132,402.60
  4. Step 4: Simplify right side
    148,084.20x = 29,324,302,763.58
  5. Step 5: Solve for x
    x = 29,324,302,763.58/148,084.20
  6. Step 6: Final answer
    x = 198,024.52

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1.5x scale

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.