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Finding the Fourth Proportional to 258.04, 356.01 and 175.11

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Solution

The fourth proportional to 258.04, 356.01 and 175.11 is: 241.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    258.04 : 356.01 = 175.11 : x
  2. Step 2: Convert to fraction form
    258.04/356.01 = 175.11/x
  3. Step 3: Cross multiply
    258.04x = 356.01 × 175.11
  4. Step 4: Simplify right side
    258.04x = 62,340.93
  5. Step 5: Solve for x
    x = 62,340.93/258.04
  6. Step 6: Final answer
    x = 241.60

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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.