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Finding the Fourth Proportional to 175.04, 241.59 and 105.11

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Solution

The fourth proportional to 175.04, 241.59 and 105.11 is: 145.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.04 : 241.59 = 105.11 : x
  2. Step 2: Convert to fraction form
    175.04/241.59 = 105.11/x
  3. Step 3: Cross multiply
    175.04x = 241.59 × 105.11
  4. Step 4: Simplify right side
    175.04x = 25,394.68
  5. Step 5: Solve for x
    x = 25,394.68/175.04
  6. Step 6: Final answer
    x = 145.08

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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.