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Finding the Third Proportional to 134,373.75 and 194,243.25

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Solution

The third proportional to 134,373.75 and 194,243.25 is: 280,787.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,373.75 : 194,243.25 = 194,243.25 : x
  2. Step 2: Convert to fraction form
    134,373.75/194,243.25 = 194,243.25/x
  3. Step 3: Cross multiply
    134,373.75x = 194,243.25 × 194,243.25
  4. Step 4: Simplify right side
    134,373.75x = 37,730,440,170.56
  5. Step 5: Solve for x
    x = 37,730,440,170.56/134,373.75
  6. Step 6: Final answer
    x = 280,787.28

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.