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Finding the Fourth Proportional to 69,563.96, 104,361.04 and 22,815.08

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Solution

The fourth proportional to 69,563.96, 104,361.04 and 22,815.08 is: 34,227.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,563.96 : 104,361.04 = 22,815.08 : x
  2. Step 2: Convert to fraction form
    69,563.96/104,361.04 = 22,815.08/x
  3. Step 3: Cross multiply
    69,563.96x = 104,361.04 × 22,815.08
  4. Step 4: Simplify right side
    69,563.96x = 2,381,005,476.48
  5. Step 5: Solve for x
    x = 2,381,005,476.48/69,563.96
  6. Step 6: Final answer
    x = 34,227.57

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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.