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Finding the Third Proportional to 45,207 and 98,451

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Solution

The third proportional to 45,207 and 98,451 is: 214,404.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,207 : 98,451 = 98,451 : x
  2. Step 2: Convert to fraction form
    45,207/98,451 = 98,451/x
  3. Step 3: Cross multiply
    45,207x = 98,451 × 98,451
  4. Step 4: Simplify right side
    45,207x = 9,692,599,401
  5. Step 5: Solve for x
    x = 9,692,599,401/45,207
  6. Step 6: Final answer
    x = 214,404.84

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.