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Finding the Third Proportional to 93,640 and 206,366

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Solution

The third proportional to 93,640 and 206,366 is: 454,794.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,640 : 206,366 = 206,366 : x
  2. Step 2: Convert to fraction form
    93,640/206,366 = 206,366/x
  3. Step 3: Cross multiply
    93,640x = 206,366 × 206,366
  4. Step 4: Simplify right side
    93,640x = 42,586,925,956
  5. Step 5: Solve for x
    x = 42,586,925,956/93,640
  6. Step 6: Final answer
    x = 454,794.17

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.