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Finding the Fourth Proportional to 238.36, 357.58 and 94.08

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Solution

The fourth proportional to 238.36, 357.58 and 94.08 is: 141.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    238.36 : 357.58 = 94.08 : x
  2. Step 2: Convert to fraction form
    238.36/357.58 = 94.08/x
  3. Step 3: Cross multiply
    238.36x = 357.58 × 94.08
  4. Step 4: Simplify right side
    238.36x = 33,641.13
  5. Step 5: Solve for x
    x = 33,641.13/238.36
  6. Step 6: Final answer
    x = 141.14

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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.