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Finding the Fourth Proportional to 241,491.78, 333,142.88 and 169,911.27

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Solution

The fourth proportional to 241,491.78, 333,142.88 and 169,911.27 is: 234,396.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,491.78 : 333,142.88 = 169,911.27 : x
  2. Step 2: Convert to fraction form
    241,491.78/333,142.88 = 169,911.27/x
  3. Step 3: Cross multiply
    241,491.78x = 333,142.88 × 169,911.27
  4. Step 4: Simplify right side
    241,491.78x = 56,604,728,982.70
  5. Step 5: Solve for x
    x = 56,604,728,982.70/241,491.78
  6. Step 6: Final answer
    x = 234,396.09

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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.