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Finding the Fourth Proportional to 222,081.20, 333,024.60 and 88,917.20

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Solution

The fourth proportional to 222,081.20, 333,024.60 and 88,917.20 is: 133,336.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,081.20 : 333,024.60 = 88,917.20 : x
  2. Step 2: Convert to fraction form
    222,081.20/333,024.60 = 88,917.20/x
  3. Step 3: Cross multiply
    222,081.20x = 333,024.60 × 88,917.20
  4. Step 4: Simplify right side
    222,081.20x = 29,611,614,963.12
  5. Step 5: Solve for x
    x = 29,611,614,963.12/222,081.20
  6. Step 6: Final answer
    x = 133,336.88

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1.5x scale

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.