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Finding the Third Proportional to 91,246 and 133,718

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Solution

The third proportional to 91,246 and 133,718 is: 195,959.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,246 : 133,718 = 133,718 : x
  2. Step 2: Convert to fraction form
    91,246/133,718 = 133,718/x
  3. Step 3: Cross multiply
    91,246x = 133,718 × 133,718
  4. Step 4: Simplify right side
    91,246x = 17,880,503,524
  5. Step 5: Solve for x
    x = 17,880,503,524/91,246
  6. Step 6: Final answer
    x = 195,959.31

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.