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Finding the Fourth Proportional to 180.93, 271.73 and 94.33

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Solution

The fourth proportional to 180.93, 271.73 and 94.33 is: 141.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    180.93 : 271.73 = 94.33 : x
  2. Step 2: Convert to fraction form
    180.93/271.73 = 94.33/x
  3. Step 3: Cross multiply
    180.93x = 271.73 × 94.33
  4. Step 4: Simplify right side
    180.93x = 25,631.34
  5. Step 5: Solve for x
    x = 25,631.34/180.93
  6. Step 6: Final answer
    x = 141.66

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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.