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Finding the Third Proportional to 93.66 and 205.31

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Solution

The third proportional to 93.66 and 205.31 is: 450.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93.66 : 205.31 = 205.31 : x
  2. Step 2: Convert to fraction form
    93.66/205.31 = 205.31/x
  3. Step 3: Cross multiply
    93.66x = 205.31 × 205.31
  4. Step 4: Simplify right side
    93.66x = 42,153.22
  5. Step 5: Solve for x
    x = 42,153.22/93.66
  6. Step 6: Final answer
    x = 450.08

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.