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Finding the Fourth Proportional to 222,940.44, 334,404.18 and 65,172.60

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Solution

The fourth proportional to 222,940.44, 334,404.18 and 65,172.60 is: 97,757.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,940.44 : 334,404.18 = 65,172.60 : x
  2. Step 2: Convert to fraction form
    222,940.44/334,404.18 = 65,172.60/x
  3. Step 3: Cross multiply
    222,940.44x = 334,404.18 × 65,172.60
  4. Step 4: Simplify right side
    222,940.44x = 21,793,989,861.47
  5. Step 5: Solve for x
    x = 21,793,989,861.47/222,940.44
  6. Step 6: Final answer
    x = 97,757.01

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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.