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Finding the Third Proportional to 154,702 and 246,161

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Solution

The third proportional to 154,702 and 246,161 is: 391,690.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,702 : 246,161 = 246,161 : x
  2. Step 2: Convert to fraction form
    154,702/246,161 = 246,161/x
  3. Step 3: Cross multiply
    154,702x = 246,161 × 246,161
  4. Step 4: Simplify right side
    154,702x = 60,595,237,921
  5. Step 5: Solve for x
    x = 60,595,237,921/154,702
  6. Step 6: Final answer
    x = 391,690.07

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.