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Finding the Third Proportional to 155 and 233.06

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Solution

The third proportional to 155 and 233.06 is: 350.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    155 : 233.06 = 233.06 : x
  2. Step 2: Convert to fraction form
    155/233.06 = 233.06/x
  3. Step 3: Cross multiply
    155x = 233.06 × 233.06
  4. Step 4: Simplify right side
    155x = 54,318.13
  5. Step 5: Solve for x
    x = 54,318.13/155
  6. Step 6: Final answer
    x = 350.44

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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.