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Finding the Third Proportional to 114.50 and 154

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Solution

The third proportional to 114.50 and 154 is: 207.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    114.50 : 154 = 154 : x
  2. Step 2: Convert to fraction form
    114.50/154 = 154/x
  3. Step 3: Cross multiply
    114.50x = 154 × 154
  4. Step 4: Simplify right side
    114.50x = 23,716
  5. Step 5: Solve for x
    x = 23,716/114.50
  6. Step 6: Final answer
    x = 207.13

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These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.