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Finding the Fourth Proportional to 222,336, 333,596.40 and 89,310.60

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Solution

The fourth proportional to 222,336, 333,596.40 and 89,310.60 is: 134,003.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,336 : 333,596.40 = 89,310.60 : x
  2. Step 2: Convert to fraction form
    222,336/333,596.40 = 89,310.60/x
  3. Step 3: Cross multiply
    222,336x = 333,596.40 × 89,310.60
  4. Step 4: Simplify right side
    222,336x = 29,793,694,641.84
  5. Step 5: Solve for x
    x = 29,793,694,641.84/222,336
  6. Step 6: Final answer
    x = 134,003.02

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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.