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Finding the Third Proportional to 67,320 and 94,392

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Solution

The third proportional to 67,320 and 94,392 is: 132,350.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,320 : 94,392 = 94,392 : x
  2. Step 2: Convert to fraction form
    67,320/94,392 = 94,392/x
  3. Step 3: Cross multiply
    67,320x = 94,392 × 94,392
  4. Step 4: Simplify right side
    67,320x = 8,909,849,664
  5. Step 5: Solve for x
    x = 8,909,849,664/67,320
  6. Step 6: Final answer
    x = 132,350.71

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.