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Finding the Fourth Proportional to 222,677.60, 333,933.28 and 89,512.80

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Solution

The fourth proportional to 222,677.60, 333,933.28 and 89,512.80 is: 134,235.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,677.60 : 333,933.28 = 89,512.80 : x
  2. Step 2: Convert to fraction form
    222,677.60/333,933.28 = 89,512.80/x
  3. Step 3: Cross multiply
    222,677.60x = 333,933.28 × 89,512.80
  4. Step 4: Simplify right side
    222,677.60x = 29,891,302,905.98
  5. Step 5: Solve for x
    x = 29,891,302,905.98/222,677.60
  6. Step 6: Final answer
    x = 134,235.79

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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.