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Finding the Fourth Proportional to 175.36, 241.95 and 101.65

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Solution

The fourth proportional to 175.36, 241.95 and 101.65 is: 140.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.36 : 241.95 = 101.65 : x
  2. Step 2: Convert to fraction form
    175.36/241.95 = 101.65/x
  3. Step 3: Cross multiply
    175.36x = 241.95 × 101.65
  4. Step 4: Simplify right side
    175.36x = 24,594.22
  5. Step 5: Solve for x
    x = 24,594.22/175.36
  6. Step 6: Final answer
    x = 140.25

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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.