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Finding the Third Proportional to 135,117 and 194,625

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Solution

The third proportional to 135,117 and 194,625 is: 280,341.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,117 : 194,625 = 194,625 : x
  2. Step 2: Convert to fraction form
    135,117/194,625 = 194,625/x
  3. Step 3: Cross multiply
    135,117x = 194,625 × 194,625
  4. Step 4: Simplify right side
    135,117x = 37,878,890,625
  5. Step 5: Solve for x
    x = 37,878,890,625/135,117
  6. Step 6: Final answer
    x = 280,341.41

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.