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Finding the Fourth Proportional to 238.32, 357.50 and 94

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Solution

The fourth proportional to 238.32, 357.50 and 94 is: 141.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    238.32 : 357.50 = 94 : x
  2. Step 2: Convert to fraction form
    238.32/357.50 = 94/x
  3. Step 3: Cross multiply
    238.32x = 357.50 × 94
  4. Step 4: Simplify right side
    238.32x = 33,604.53
  5. Step 5: Solve for x
    x = 33,604.53/238.32
  6. Step 6: Final answer
    x = 141.01

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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.