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Finding the Fourth Proportional to 195.62, 291.39 and 183.86

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Solution

The fourth proportional to 195.62, 291.39 and 183.86 is: 273.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.62 : 291.39 = 183.86 : x
  2. Step 2: Convert to fraction form
    195.62/291.39 = 183.86/x
  3. Step 3: Cross multiply
    195.62x = 291.39 × 183.86
  4. Step 4: Simplify right side
    195.62x = 53,573.51
  5. Step 5: Solve for x
    x = 53,573.51/195.62
  6. Step 6: Final answer
    x = 273.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.