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Finding the Third Proportional to 169,191.75 and 376,206.75

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Solution

The third proportional to 169,191.75 and 376,206.75 is: 836,515.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,191.75 : 376,206.75 = 376,206.75 : x
  2. Step 2: Convert to fraction form
    169,191.75/376,206.75 = 376,206.75/x
  3. Step 3: Cross multiply
    169,191.75x = 376,206.75 × 376,206.75
  4. Step 4: Simplify right side
    169,191.75x = 141,531,518,745.56
  5. Step 5: Solve for x
    x = 141,531,518,745.56/169,191.75
  6. Step 6: Final answer
    x = 836,515.48

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.