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Finding the Fourth Proportional to 226.02, 337.63 and 148.35

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Solution

The fourth proportional to 226.02, 337.63 and 148.35 is: 221.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.02 : 337.63 = 148.35 : x
  2. Step 2: Convert to fraction form
    226.02/337.63 = 148.35/x
  3. Step 3: Cross multiply
    226.02x = 337.63 × 148.35
  4. Step 4: Simplify right side
    226.02x = 50,087.41
  5. Step 5: Solve for x
    x = 50,087.41/226.02
  6. Step 6: Final answer
    x = 221.61

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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.