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Finding the Fourth Proportional to 367.32, 550.94 and 136.10

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Solution

The fourth proportional to 367.32, 550.94 and 136.10 is: 204.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.32 : 550.94 = 136.10 : x
  2. Step 2: Convert to fraction form
    367.32/550.94 = 136.10/x
  3. Step 3: Cross multiply
    367.32x = 550.94 × 136.10
  4. Step 4: Simplify right side
    367.32x = 74,980.52
  5. Step 5: Solve for x
    x = 74,980.52/367.32
  6. Step 6: Final answer
    x = 204.13

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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.