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Finding the Third Proportional to 77,274 and 110,295

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Solution

The third proportional to 77,274 and 110,295 is: 157,426.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,274 : 110,295 = 110,295 : x
  2. Step 2: Convert to fraction form
    77,274/110,295 = 110,295/x
  3. Step 3: Cross multiply
    77,274x = 110,295 × 110,295
  4. Step 4: Simplify right side
    77,274x = 12,164,987,025
  5. Step 5: Solve for x
    x = 12,164,987,025/77,274
  6. Step 6: Final answer
    x = 157,426.65

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.