Home / 192,229.90-288,636.45-147,906.70

Finding the Fourth Proportional to 192,229.90, 288,636.45 and 147,906.70

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Solution

The fourth proportional to 192,229.90, 288,636.45 and 147,906.70 is: 222,084.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,229.90 : 288,636.45 = 147,906.70 : x
  2. Step 2: Convert to fraction form
    192,229.90/288,636.45 = 147,906.70/x
  3. Step 3: Cross multiply
    192,229.90x = 288,636.45 × 147,906.70
  4. Step 4: Simplify right side
    192,229.90x = 42,691,264,819.22
  5. Step 5: Solve for x
    x = 42,691,264,819.22/192,229.90
  6. Step 6: Final answer
    x = 222,084.41

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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.