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Finding the Fourth Proportional to 227,282.33, 340,868.82 and 69,512.15

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Solution

The fourth proportional to 227,282.33, 340,868.82 and 69,512.15 is: 104,251.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,282.33 : 340,868.82 = 69,512.15 : x
  2. Step 2: Convert to fraction form
    227,282.33/340,868.82 = 69,512.15/x
  3. Step 3: Cross multiply
    227,282.33x = 340,868.82 × 69,512.15
  4. Step 4: Simplify right side
    227,282.33x = 23,694,524,546.16
  5. Step 5: Solve for x
    x = 23,694,524,546.16/227,282.33
  6. Step 6: Final answer
    x = 104,251.50

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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.