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Finding the Fourth Proportional to 221,951.44, 333,011 and 133,266.76

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Solution

The fourth proportional to 221,951.44, 333,011 and 133,266.76 is: 199,950.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,951.44 : 333,011 = 133,266.76 : x
  2. Step 2: Convert to fraction form
    221,951.44/333,011 = 133,266.76/x
  3. Step 3: Cross multiply
    221,951.44x = 333,011 × 133,266.76
  4. Step 4: Simplify right side
    221,951.44x = 44,379,297,014.36
  5. Step 5: Solve for x
    x = 44,379,297,014.36/221,951.44
  6. Step 6: Final answer
    x = 199,950.48

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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.