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Finding the Third Proportional to 78,362 and 169,846

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Solution

The third proportional to 78,362 and 169,846 is: 368,133.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,362 : 169,846 = 169,846 : x
  2. Step 2: Convert to fraction form
    78,362/169,846 = 169,846/x
  3. Step 3: Cross multiply
    78,362x = 169,846 × 169,846
  4. Step 4: Simplify right side
    78,362x = 28,847,663,716
  5. Step 5: Solve for x
    x = 28,847,663,716/78,362
  6. Step 6: Final answer
    x = 368,133.33

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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.