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Finding the Fourth Proportional to 175.07, 241.62 and 101.39

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Solution

The fourth proportional to 175.07, 241.62 and 101.39 is: 139.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.07 : 241.62 = 101.39 : x
  2. Step 2: Convert to fraction form
    175.07/241.62 = 101.39/x
  3. Step 3: Cross multiply
    175.07x = 241.62 × 101.39
  4. Step 4: Simplify right side
    175.07x = 24,496.14
  5. Step 5: Solve for x
    x = 24,496.14/175.07
  6. Step 6: Final answer
    x = 139.92

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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.