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Finding the Fourth Proportional to 241.15, 332.83 and 136.25

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Solution

The fourth proportional to 241.15, 332.83 and 136.25 is: 188.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.15 : 332.83 = 136.25 : x
  2. Step 2: Convert to fraction form
    241.15/332.83 = 136.25/x
  3. Step 3: Cross multiply
    241.15x = 332.83 × 136.25
  4. Step 4: Simplify right side
    241.15x = 45,345.74
  5. Step 5: Solve for x
    x = 45,345.74/241.15
  6. Step 6: Final answer
    x = 188.04

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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.