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Finding the Fourth Proportional to 204.09, 307.32 and 150.36

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Solution

The fourth proportional to 204.09, 307.32 and 150.36 is: 226.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    204.09 : 307.32 = 150.36 : x
  2. Step 2: Convert to fraction form
    204.09/307.32 = 150.36/x
  3. Step 3: Cross multiply
    204.09x = 307.32 × 150.36
  4. Step 4: Simplify right side
    204.09x = 46,208.64
  5. Step 5: Solve for x
    x = 46,208.64/204.09
  6. Step 6: Final answer
    x = 226.41

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.