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Finding the Fourth Proportional to 222,468.10, 333,702 and 89,348.30

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Solution

The fourth proportional to 222,468.10, 333,702 and 89,348.30 is: 134,022.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,468.10 : 333,702 = 89,348.30 : x
  2. Step 2: Convert to fraction form
    222,468.10/333,702 = 89,348.30/x
  3. Step 3: Cross multiply
    222,468.10x = 333,702 × 89,348.30
  4. Step 4: Simplify right side
    222,468.10x = 29,815,706,406.60
  5. Step 5: Solve for x
    x = 29,815,706,406.60/222,468.10
  6. Step 6: Final answer
    x = 134,022.39

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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.