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Finding the Third Proportional to 63,880.50 and 134,381.25

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Solution

The third proportional to 63,880.50 and 134,381.25 is: 282,689.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,880.50 : 134,381.25 = 134,381.25 : x
  2. Step 2: Convert to fraction form
    63,880.50/134,381.25 = 134,381.25/x
  3. Step 3: Cross multiply
    63,880.50x = 134,381.25 × 134,381.25
  4. Step 4: Simplify right side
    63,880.50x = 18,058,320,351.56
  5. Step 5: Solve for x
    x = 18,058,320,351.56/63,880.50
  6. Step 6: Final answer
    x = 282,689.09

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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.