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Finding the Fourth Proportional to 222,201.60, 333,010.80 and 88,972.80

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Solution

The fourth proportional to 222,201.60, 333,010.80 and 88,972.80 is: 133,342.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,201.60 : 333,010.80 = 88,972.80 : x
  2. Step 2: Convert to fraction form
    222,201.60/333,010.80 = 88,972.80/x
  3. Step 3: Cross multiply
    222,201.60x = 333,010.80 × 88,972.80
  4. Step 4: Simplify right side
    222,201.60x = 29,628,903,306.24
  5. Step 5: Solve for x
    x = 29,628,903,306.24/222,201.60
  6. Step 6: Final answer
    x = 133,342.44

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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.