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Finding the Third Proportional to 94.13 and 218.63

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Solution

The third proportional to 94.13 and 218.63 is: 507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94.13 : 218.63 = 218.63 : x
  2. Step 2: Convert to fraction form
    94.13/218.63 = 218.63/x
  3. Step 3: Cross multiply
    94.13x = 218.63 × 218.63
  4. Step 4: Simplify right side
    94.13x = 47,796.89
  5. Step 5: Solve for x
    x = 47,796.89/94.13
  6. Step 6: Final answer
    x = 507.80

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.