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Finding the Fourth Proportional to 242.10, 362.82 and 150.84

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Solution

The fourth proportional to 242.10, 362.82 and 150.84 is: 226.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    242.10 : 362.82 = 150.84 : x
  2. Step 2: Convert to fraction form
    242.10/362.82 = 150.84/x
  3. Step 3: Cross multiply
    242.10x = 362.82 × 150.84
  4. Step 4: Simplify right side
    242.10x = 54,727.77
  5. Step 5: Solve for x
    x = 54,727.77/242.10
  6. Step 6: Final answer
    x = 226.05

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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.