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Finding the Fourth Proportional to 238.37, 357.60 and 94.07

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Solution

The fourth proportional to 238.37, 357.60 and 94.07 is: 141.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    238.37 : 357.60 = 94.07 : x
  2. Step 2: Convert to fraction form
    238.37/357.60 = 94.07/x
  3. Step 3: Cross multiply
    238.37x = 357.60 × 94.07
  4. Step 4: Simplify right side
    238.37x = 33,639.43
  5. Step 5: Solve for x
    x = 33,639.43/238.37
  6. Step 6: Final answer
    x = 141.12

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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.