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Finding the Third Proportional to 93.03 and 139.38

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Solution

The third proportional to 93.03 and 139.38 is: 208.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    93.03 : 139.38 = 139.38 : x
  2. Step 2: Convert to fraction form
    93.03/139.38 = 139.38/x
  3. Step 3: Cross multiply
    93.03x = 139.38 × 139.38
  4. Step 4: Simplify right side
    93.03x = 19,425.39
  5. Step 5: Solve for x
    x = 19,425.39/93.03
  6. Step 6: Final answer
    x = 208.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.