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Finding the Fourth Proportional to 224,033.31, 309,163.13 and 122,063.02

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Solution

The fourth proportional to 224,033.31, 309,163.13 and 122,063.02 is: 168,445.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,033.31 : 309,163.13 = 122,063.02 : x
  2. Step 2: Convert to fraction form
    224,033.31/309,163.13 = 122,063.02/x
  3. Step 3: Cross multiply
    224,033.31x = 309,163.13 × 122,063.02
  4. Step 4: Simplify right side
    224,033.31x = 37,737,384,394.97
  5. Step 5: Solve for x
    x = 37,737,384,394.97/224,033.31
  6. Step 6: Final answer
    x = 168,445.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.