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Finding the Third Proportional to 61,380 and 94,782

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Solution

The third proportional to 61,380 and 94,782 is: 146,360.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,380 : 94,782 = 94,782 : x
  2. Step 2: Convert to fraction form
    61,380/94,782 = 94,782/x
  3. Step 3: Cross multiply
    61,380x = 94,782 × 94,782
  4. Step 4: Simplify right side
    61,380x = 8,983,627,524
  5. Step 5: Solve for x
    x = 8,983,627,524/61,380
  6. Step 6: Final answer
    x = 146,360.83

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.