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Finding the Third Proportional to 93.75 and 190.25

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Solution

The third proportional to 93.75 and 190.25 is: 386.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93.75 : 190.25 = 190.25 : x
  2. Step 2: Convert to fraction form
    93.75/190.25 = 190.25/x
  3. Step 3: Cross multiply
    93.75x = 190.25 × 190.25
  4. Step 4: Simplify right side
    93.75x = 36,195.06
  5. Step 5: Solve for x
    x = 36,195.06/93.75
  6. Step 6: Final answer
    x = 386.08

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.