Home / 148,276.20-222,414.30-141,387.15

Finding the Fourth Proportional to 148,276.20, 222,414.30 and 141,387.15

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Solution

The fourth proportional to 148,276.20, 222,414.30 and 141,387.15 is: 212,080.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,276.20 : 222,414.30 = 141,387.15 : x
  2. Step 2: Convert to fraction form
    148,276.20/222,414.30 = 141,387.15/x
  3. Step 3: Cross multiply
    148,276.20x = 222,414.30 × 141,387.15
  4. Step 4: Simplify right side
    148,276.20x = 31,446,523,996.25
  5. Step 5: Solve for x
    x = 31,446,523,996.25/148,276.20
  6. Step 6: Final answer
    x = 212,080.73

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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.