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Finding the Fourth Proportional to 264.10, 395.96 and 125.29

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Solution

The fourth proportional to 264.10, 395.96 and 125.29 is: 187.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.10 : 395.96 = 125.29 : x
  2. Step 2: Convert to fraction form
    264.10/395.96 = 125.29/x
  3. Step 3: Cross multiply
    264.10x = 395.96 × 125.29
  4. Step 4: Simplify right side
    264.10x = 49,608.21
  5. Step 5: Solve for x
    x = 49,608.21/264.10
  6. Step 6: Final answer
    x = 187.84

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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.