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Finding the Third Proportional to 80,356.50 and 118,894.50

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Solution

The third proportional to 80,356.50 and 118,894.50 is: 175,914.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,356.50 : 118,894.50 = 118,894.50 : x
  2. Step 2: Convert to fraction form
    80,356.50/118,894.50 = 118,894.50/x
  3. Step 3: Cross multiply
    80,356.50x = 118,894.50 × 118,894.50
  4. Step 4: Simplify right side
    80,356.50x = 14,135,902,130.25
  5. Step 5: Solve for x
    x = 14,135,902,130.25/80,356.50
  6. Step 6: Final answer
    x = 175,914.86

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.