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Finding the Fourth Proportional to 222,092.55, 333,247.95 and 103,772.21

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Solution

The fourth proportional to 222,092.55, 333,247.95 and 103,772.21 is: 155,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,092.55 : 333,247.95 = 103,772.21 : x
  2. Step 2: Convert to fraction form
    222,092.55/333,247.95 = 103,772.21/x
  3. Step 3: Cross multiply
    222,092.55x = 333,247.95 × 103,772.21
  4. Step 4: Simplify right side
    222,092.55x = 34,581,874,583.23
  5. Step 5: Solve for x
    x = 34,581,874,583.23/222,092.55
  6. Step 6: Final answer
    x = 155,709.30

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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.