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Finding the Fourth Proportional to 241.35, 332.64 and 186

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Solution

The fourth proportional to 241.35, 332.64 and 186 is: 256.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.35 : 332.64 = 186 : x
  2. Step 2: Convert to fraction form
    241.35/332.64 = 186/x
  3. Step 3: Cross multiply
    241.35x = 332.64 × 186
  4. Step 4: Simplify right side
    241.35x = 61,871.04
  5. Step 5: Solve for x
    x = 61,871.04/241.35
  6. Step 6: Final answer
    x = 256.35

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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.