Home / 148,520.76-222,882.66-82,007.63

Finding the Fourth Proportional to 148,520.76, 222,882.66 and 82,007.63

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Solution

The fourth proportional to 148,520.76, 222,882.66 and 82,007.63 is: 123,067.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,520.76 : 222,882.66 = 82,007.63 : x
  2. Step 2: Convert to fraction form
    148,520.76/222,882.66 = 82,007.63/x
  3. Step 3: Cross multiply
    148,520.76x = 222,882.66 × 82,007.63
  4. Step 4: Simplify right side
    148,520.76x = 18,278,078,436.09
  5. Step 5: Solve for x
    x = 18,278,078,436.09/148,520.76
  6. Step 6: Final answer
    x = 123,067.50

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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.