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Finding the Fourth Proportional to 175.08, 241.54 and 106.12

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Solution

The fourth proportional to 175.08, 241.54 and 106.12 is: 146.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.08 : 241.54 = 106.12 : x
  2. Step 2: Convert to fraction form
    175.08/241.54 = 106.12/x
  3. Step 3: Cross multiply
    175.08x = 241.54 × 106.12
  4. Step 4: Simplify right side
    175.08x = 25,632.22
  5. Step 5: Solve for x
    x = 25,632.22/175.08
  6. Step 6: Final answer
    x = 146.40

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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.