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Finding the Fourth Proportional to 222,377.64, 333,584.82 and 72,614.60

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Solution

The fourth proportional to 222,377.64, 333,584.82 and 72,614.60 is: 108,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,377.64 : 333,584.82 = 72,614.60 : x
  2. Step 2: Convert to fraction form
    222,377.64/333,584.82 = 72,614.60/x
  3. Step 3: Cross multiply
    222,377.64x = 333,584.82 × 72,614.60
  4. Step 4: Simplify right side
    222,377.64x = 24,223,128,270.37
  5. Step 5: Solve for x
    x = 24,223,128,270.37/222,377.64
  6. Step 6: Final answer
    x = 108,927.90

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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.