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Finding the Third Proportional to 62.30 and 135.98

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Solution

The third proportional to 62.30 and 135.98 is: 296.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.30 : 135.98 = 135.98 : x
  2. Step 2: Convert to fraction form
    62.30/135.98 = 135.98/x
  3. Step 3: Cross multiply
    62.30x = 135.98 × 135.98
  4. Step 4: Simplify right side
    62.30x = 18,491.75
  5. Step 5: Solve for x
    x = 18,491.75/62.30
  6. Step 6: Final answer
    x = 296.83

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.