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Finding the Fourth Proportional to 236.73, 354.86 and 150.16

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Solution

The fourth proportional to 236.73, 354.86 and 150.16 is: 225.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.73 : 354.86 = 150.16 : x
  2. Step 2: Convert to fraction form
    236.73/354.86 = 150.16/x
  3. Step 3: Cross multiply
    236.73x = 354.86 × 150.16
  4. Step 4: Simplify right side
    236.73x = 53,283.25
  5. Step 5: Solve for x
    x = 53,283.25/236.73
  6. Step 6: Final answer
    x = 225.09

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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.