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Finding the Third Proportional to 133,938 and 281,668

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Solution

The third proportional to 133,938 and 281,668 is: 592,340.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,938 : 281,668 = 281,668 : x
  2. Step 2: Convert to fraction form
    133,938/281,668 = 281,668/x
  3. Step 3: Cross multiply
    133,938x = 281,668 × 281,668
  4. Step 4: Simplify right side
    133,938x = 79,336,862,224
  5. Step 5: Solve for x
    x = 79,336,862,224/133,938
  6. Step 6: Final answer
    x = 592,340.20

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.