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Finding the Fourth Proportional to 184.27, 276.31 and 130.27

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Solution

The fourth proportional to 184.27, 276.31 and 130.27 is: 195.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.27 : 276.31 = 130.27 : x
  2. Step 2: Convert to fraction form
    184.27/276.31 = 130.27/x
  3. Step 3: Cross multiply
    184.27x = 276.31 × 130.27
  4. Step 4: Simplify right side
    184.27x = 35,994.90
  5. Step 5: Solve for x
    x = 35,994.90/184.27
  6. Step 6: Final answer
    x = 195.34

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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.