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Finding the Fourth Proportional to 224.76, 335.69 and 183.72

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Solution

The fourth proportional to 224.76, 335.69 and 183.72 is: 274.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.76 : 335.69 = 183.72 : x
  2. Step 2: Convert to fraction form
    224.76/335.69 = 183.72/x
  3. Step 3: Cross multiply
    224.76x = 335.69 × 183.72
  4. Step 4: Simplify right side
    224.76x = 61,673.43
  5. Step 5: Solve for x
    x = 61,673.43/224.76
  6. Step 6: Final answer
    x = 274.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.