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Finding the Fourth Proportional to 224.32, 336.53 and 94.25

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Solution

The fourth proportional to 224.32, 336.53 and 94.25 is: 141.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.32 : 336.53 = 94.25 : x
  2. Step 2: Convert to fraction form
    224.32/336.53 = 94.25/x
  3. Step 3: Cross multiply
    224.32x = 336.53 × 94.25
  4. Step 4: Simplify right side
    224.32x = 31,716.51
  5. Step 5: Solve for x
    x = 31,716.51/224.32
  6. Step 6: Final answer
    x = 141.39

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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.