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Finding the Fourth Proportional to 241,047.62, 361,575.08 and 91,247.69

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Solution

The fourth proportional to 241,047.62, 361,575.08 and 91,247.69 is: 136,872.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,047.62 : 361,575.08 = 91,247.69 : x
  2. Step 2: Convert to fraction form
    241,047.62/361,575.08 = 91,247.69/x
  3. Step 3: Cross multiply
    241,047.62x = 361,575.08 × 91,247.69
  4. Step 4: Simplify right side
    241,047.62x = 32,992,891,601.44
  5. Step 5: Solve for x
    x = 32,992,891,601.44/241,047.62
  6. Step 6: Final answer
    x = 136,872.92

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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.