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Finding the Fourth Proportional to 224.55, 336.85 and 62.23

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Solution

The fourth proportional to 224.55, 336.85 and 62.23 is: 93.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.55 : 336.85 = 62.23 : x
  2. Step 2: Convert to fraction form
    224.55/336.85 = 62.23/x
  3. Step 3: Cross multiply
    224.55x = 336.85 × 62.23
  4. Step 4: Simplify right side
    224.55x = 20,962.18
  5. Step 5: Solve for x
    x = 20,962.18/224.55
  6. Step 6: Final answer
    x = 93.35

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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.