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Finding the Third Proportional to 93.66 and 149.63

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Solution

The third proportional to 93.66 and 149.63 is: 239.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93.66 : 149.63 = 149.63 : x
  2. Step 2: Convert to fraction form
    93.66/149.63 = 149.63/x
  3. Step 3: Cross multiply
    93.66x = 149.63 × 149.63
  4. Step 4: Simplify right side
    93.66x = 22,387.64
  5. Step 5: Solve for x
    x = 22,387.64/93.66
  6. Step 6: Final answer
    x = 239.04

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.