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Finding the Fourth Proportional to 241.58, 362.29 and 111.50

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Solution

The fourth proportional to 241.58, 362.29 and 111.50 is: 167.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.58 : 362.29 = 111.50 : x
  2. Step 2: Convert to fraction form
    241.58/362.29 = 111.50/x
  3. Step 3: Cross multiply
    241.58x = 362.29 × 111.50
  4. Step 4: Simplify right side
    241.58x = 40,395.34
  5. Step 5: Solve for x
    x = 40,395.34/241.58
  6. Step 6: Final answer
    x = 167.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.