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Finding the Fourth Proportional to 273.07, 376.69 and 174.66

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Solution

The fourth proportional to 273.07, 376.69 and 174.66 is: 240.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.07 : 376.69 = 174.66 : x
  2. Step 2: Convert to fraction form
    273.07/376.69 = 174.66/x
  3. Step 3: Cross multiply
    273.07x = 376.69 × 174.66
  4. Step 4: Simplify right side
    273.07x = 65,790.91
  5. Step 5: Solve for x
    x = 65,790.91/273.07
  6. Step 6: Final answer
    x = 240.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.