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Finding the Third Proportional to 78,876 and 118,002

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Solution

The third proportional to 78,876 and 118,002 is: 176,536.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,876 : 118,002 = 118,002 : x
  2. Step 2: Convert to fraction form
    78,876/118,002 = 118,002/x
  3. Step 3: Cross multiply
    78,876x = 118,002 × 118,002
  4. Step 4: Simplify right side
    78,876x = 13,924,472,004
  5. Step 5: Solve for x
    x = 13,924,472,004/78,876
  6. Step 6: Final answer
    x = 176,536.23

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.