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Finding the Fourth Proportional to 222,097.20, 333,048.60 and 88,933.20

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Solution

The fourth proportional to 222,097.20, 333,048.60 and 88,933.20 is: 133,360.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,097.20 : 333,048.60 = 88,933.20 : x
  2. Step 2: Convert to fraction form
    222,097.20/333,048.60 = 88,933.20/x
  3. Step 3: Cross multiply
    222,097.20x = 333,048.60 × 88,933.20
  4. Step 4: Simplify right side
    222,097.20x = 29,619,077,753.52
  5. Step 5: Solve for x
    x = 29,619,077,753.52/222,097.20
  6. Step 6: Final answer
    x = 133,360.88

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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.