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Finding the Fourth Proportional to 241,221.91, 361,376.16 and 161,018.04

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Solution

The fourth proportional to 241,221.91, 361,376.16 and 161,018.04 is: 241,222.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,221.91 : 361,376.16 = 161,018.04 : x
  2. Step 2: Convert to fraction form
    241,221.91/361,376.16 = 161,018.04/x
  3. Step 3: Cross multiply
    241,221.91x = 361,376.16 × 161,018.04
  4. Step 4: Simplify right side
    241,221.91x = 58,188,080,739.34
  5. Step 5: Solve for x
    x = 58,188,080,739.34/241,221.91
  6. Step 6: Final answer
    x = 241,222.20

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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.