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Finding the Third Proportional to 92,640 and 188,553

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Solution

The third proportional to 92,640 and 188,553 is: 383,767.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,640 : 188,553 = 188,553 : x
  2. Step 2: Convert to fraction form
    92,640/188,553 = 188,553/x
  3. Step 3: Cross multiply
    92,640x = 188,553 × 188,553
  4. Step 4: Simplify right side
    92,640x = 35,552,233,809
  5. Step 5: Solve for x
    x = 35,552,233,809/92,640
  6. Step 6: Final answer
    x = 383,767.64

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.