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Finding the Fourth Proportional to 183.69, 275.52 and 61.95

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Solution

The fourth proportional to 183.69, 275.52 and 61.95 is: 92.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.69 : 275.52 = 61.95 : x
  2. Step 2: Convert to fraction form
    183.69/275.52 = 61.95/x
  3. Step 3: Cross multiply
    183.69x = 275.52 × 61.95
  4. Step 4: Simplify right side
    183.69x = 17,067.09
  5. Step 5: Solve for x
    x = 17,067.09/183.69
  6. Step 6: Final answer
    x = 92.91

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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.