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Finding the Fourth Proportional to 190.05, 263.48 and 183.37

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Solution

The fourth proportional to 190.05, 263.48 and 183.37 is: 254.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    190.05 : 263.48 = 183.37 : x
  2. Step 2: Convert to fraction form
    190.05/263.48 = 183.37/x
  3. Step 3: Cross multiply
    190.05x = 263.48 × 183.37
  4. Step 4: Simplify right side
    190.05x = 48,314.33
  5. Step 5: Solve for x
    x = 48,314.33/190.05
  6. Step 6: Final answer
    x = 254.22

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.