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Finding the Third Proportional to 93,485 and 203,890

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Solution

The third proportional to 93,485 and 203,890 is: 444,682.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,485 : 203,890 = 203,890 : x
  2. Step 2: Convert to fraction form
    93,485/203,890 = 203,890/x
  3. Step 3: Cross multiply
    93,485x = 203,890 × 203,890
  4. Step 4: Simplify right side
    93,485x = 41,571,132,100
  5. Step 5: Solve for x
    x = 41,571,132,100/93,485
  6. Step 6: Final answer
    x = 444,682.38

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.