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Finding the Third Proportional to 93,380 and 199,880

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Solution

The third proportional to 93,380 and 199,880 is: 427,843.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,380 : 199,880 = 199,880 : x
  2. Step 2: Convert to fraction form
    93,380/199,880 = 199,880/x
  3. Step 3: Cross multiply
    93,380x = 199,880 × 199,880
  4. Step 4: Simplify right side
    93,380x = 39,952,014,400
  5. Step 5: Solve for x
    x = 39,952,014,400/93,380
  6. Step 6: Final answer
    x = 427,843.38

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.