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Finding the Third Proportional to 63,976 and 97,919.50

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Solution

The third proportional to 63,976 and 97,919.50 is: 149,872.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,976 : 97,919.50 = 97,919.50 : x
  2. Step 2: Convert to fraction form
    63,976/97,919.50 = 97,919.50/x
  3. Step 3: Cross multiply
    63,976x = 97,919.50 × 97,919.50
  4. Step 4: Simplify right side
    63,976x = 9,588,228,480.25
  5. Step 5: Solve for x
    x = 9,588,228,480.25/63,976
  6. Step 6: Final answer
    x = 149,872.27

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.