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Finding the Fourth Proportional to 183.03, 273.22 and 155.68

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Solution

The fourth proportional to 183.03, 273.22 and 155.68 is: 232.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.03 : 273.22 = 155.68 : x
  2. Step 2: Convert to fraction form
    183.03/273.22 = 155.68/x
  3. Step 3: Cross multiply
    183.03x = 273.22 × 155.68
  4. Step 4: Simplify right side
    183.03x = 42,534.89
  5. Step 5: Solve for x
    x = 42,534.89/183.03
  6. Step 6: Final answer
    x = 232.39

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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.