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Finding the Fourth Proportional to 222,866.39, 334,295.94 and 89,743.30

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Solution

The fourth proportional to 222,866.39, 334,295.94 and 89,743.30 is: 134,613.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,866.39 : 334,295.94 = 89,743.30 : x
  2. Step 2: Convert to fraction form
    222,866.39/334,295.94 = 89,743.30/x
  3. Step 3: Cross multiply
    222,866.39x = 334,295.94 × 89,743.30
  4. Step 4: Simplify right side
    222,866.39x = 30,000,820,333.00
  5. Step 5: Solve for x
    x = 30,000,820,333.00/222,866.39
  6. Step 6: Final answer
    x = 134,613.48

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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.