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Finding the Fourth Proportional to 183.33, 273.51 and 162.81

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Solution

The fourth proportional to 183.33, 273.51 and 162.81 is: 242.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.33 : 273.51 = 162.81 : x
  2. Step 2: Convert to fraction form
    183.33/273.51 = 162.81/x
  3. Step 3: Cross multiply
    183.33x = 273.51 × 162.81
  4. Step 4: Simplify right side
    183.33x = 44,530.16
  5. Step 5: Solve for x
    x = 44,530.16/183.33
  6. Step 6: Final answer
    x = 242.90

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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.