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Finding the Fourth Proportional to 242.04, 361.35 and 227.37

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Solution

The fourth proportional to 242.04, 361.35 and 227.37 is: 339.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    242.04 : 361.35 = 227.37 : x
  2. Step 2: Convert to fraction form
    242.04/361.35 = 227.37/x
  3. Step 3: Cross multiply
    242.04x = 361.35 × 227.37
  4. Step 4: Simplify right side
    242.04x = 82,160.15
  5. Step 5: Solve for x
    x = 82,160.15/242.04
  6. Step 6: Final answer
    x = 339.45

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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.