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Finding the Fourth Proportional to 227,348.28, 341,010.30 and 69,576.84

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Solution

The fourth proportional to 227,348.28, 341,010.30 and 69,576.84 is: 104,361.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,348.28 : 341,010.30 = 69,576.84 : x
  2. Step 2: Convert to fraction form
    227,348.28/341,010.30 = 69,576.84/x
  3. Step 3: Cross multiply
    227,348.28x = 341,010.30 × 69,576.84
  4. Step 4: Simplify right side
    227,348.28x = 23,726,419,081.45
  5. Step 5: Solve for x
    x = 23,726,419,081.45/227,348.28
  6. Step 6: Final answer
    x = 104,361.55

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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.