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Finding the Fourth Proportional to 241.41, 333.30 and 152.91

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Solution

The fourth proportional to 241.41, 333.30 and 152.91 is: 211.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.41 : 333.30 = 152.91 : x
  2. Step 2: Convert to fraction form
    241.41/333.30 = 152.91/x
  3. Step 3: Cross multiply
    241.41x = 333.30 × 152.91
  4. Step 4: Simplify right side
    241.41x = 50,964.90
  5. Step 5: Solve for x
    x = 50,964.90/241.41
  6. Step 6: Final answer
    x = 211.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.