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Finding the Fourth Proportional to 230.01, 344.46 and 165.06

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Solution

The fourth proportional to 230.01, 344.46 and 165.06 is: 247.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    230.01 : 344.46 = 165.06 : x
  2. Step 2: Convert to fraction form
    230.01/344.46 = 165.06/x
  3. Step 3: Cross multiply
    230.01x = 344.46 × 165.06
  4. Step 4: Simplify right side
    230.01x = 56,856.57
  5. Step 5: Solve for x
    x = 56,856.57/230.01
  6. Step 6: Final answer
    x = 247.19

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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.