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Finding the Third Proportional to 92,374 and 143,309

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Solution

The third proportional to 92,374 and 143,309 is: 222,329.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,374 : 143,309 = 143,309 : x
  2. Step 2: Convert to fraction form
    92,374/143,309 = 143,309/x
  3. Step 3: Cross multiply
    92,374x = 143,309 × 143,309
  4. Step 4: Simplify right side
    92,374x = 20,537,469,481
  5. Step 5: Solve for x
    x = 20,537,469,481/92,374
  6. Step 6: Final answer
    x = 222,329.55

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.