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Finding the Fourth Proportional to 45,361.62, 68,063.09 and 23,163.57

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Solution

The fourth proportional to 45,361.62, 68,063.09 and 23,163.57 is: 34,755.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,361.62 : 68,063.09 = 23,163.57 : x
  2. Step 2: Convert to fraction form
    45,361.62/68,063.09 = 23,163.57/x
  3. Step 3: Cross multiply
    45,361.62x = 68,063.09 × 23,163.57
  4. Step 4: Simplify right side
    45,361.62x = 1,576,584,033.81
  5. Step 5: Solve for x
    x = 1,576,584,033.81/45,361.62
  6. Step 6: Final answer
    x = 34,755.90

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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.