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Finding the Fourth Proportional to 268.04, 369.69 and 174.82

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Solution

The fourth proportional to 268.04, 369.69 and 174.82 is: 241.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    268.04 : 369.69 = 174.82 : x
  2. Step 2: Convert to fraction form
    268.04/369.69 = 174.82/x
  3. Step 3: Cross multiply
    268.04x = 369.69 × 174.82
  4. Step 4: Simplify right side
    268.04x = 64,627.77
  5. Step 5: Solve for x
    x = 64,627.77/268.04
  6. Step 6: Final answer
    x = 241.11

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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.