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Finding the Fourth Proportional to 184.85, 277.08 and 69.27

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Solution

The fourth proportional to 184.85, 277.08 and 69.27 is: 103.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.85 : 277.08 = 69.27 : x
  2. Step 2: Convert to fraction form
    184.85/277.08 = 69.27/x
  3. Step 3: Cross multiply
    184.85x = 277.08 × 69.27
  4. Step 4: Simplify right side
    184.85x = 19,193.33
  5. Step 5: Solve for x
    x = 19,193.33/184.85
  6. Step 6: Final answer
    x = 103.83

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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.