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Finding the Fourth Proportional to 194.24, 266.44 and 183.20

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Solution

The fourth proportional to 194.24, 266.44 and 183.20 is: 251.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194.24 : 266.44 = 183.20 : x
  2. Step 2: Convert to fraction form
    194.24/266.44 = 183.20/x
  3. Step 3: Cross multiply
    194.24x = 266.44 × 183.20
  4. Step 4: Simplify right side
    194.24x = 48,811.81
  5. Step 5: Solve for x
    x = 48,811.81/194.24
  6. Step 6: Final answer
    x = 251.30

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.