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Finding the Fourth Proportional to 183.39, 273.53 and 156.03

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Solution

The fourth proportional to 183.39, 273.53 and 156.03 is: 232.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.39 : 273.53 = 156.03 : x
  2. Step 2: Convert to fraction form
    183.39/273.53 = 156.03/x
  3. Step 3: Cross multiply
    183.39x = 273.53 × 156.03
  4. Step 4: Simplify right side
    183.39x = 42,677.52
  5. Step 5: Solve for x
    x = 42,677.52/183.39
  6. Step 6: Final answer
    x = 232.72

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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.