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Finding the Fourth Proportional to 69,568.88, 104,361.52 and 22,167.36

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Solution

The fourth proportional to 69,568.88, 104,361.52 and 22,167.36 is: 33,253.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,568.88 : 104,361.52 = 22,167.36 : x
  2. Step 2: Convert to fraction form
    69,568.88/104,361.52 = 22,167.36/x
  3. Step 3: Cross multiply
    69,568.88x = 104,361.52 × 22,167.36
  4. Step 4: Simplify right side
    69,568.88x = 2,313,419,383.99
  5. Step 5: Solve for x
    x = 2,313,419,383.99/69,568.88
  6. Step 6: Final answer
    x = 33,253.65

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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.