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Finding the Fourth Proportional to 222,025.26, 333,087.06 and 103,631.96

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Solution

The fourth proportional to 222,025.26, 333,087.06 and 103,631.96 is: 155,470.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,025.26 : 333,087.06 = 103,631.96 : x
  2. Step 2: Convert to fraction form
    222,025.26/333,087.06 = 103,631.96/x
  3. Step 3: Cross multiply
    222,025.26x = 333,087.06 × 103,631.96
  4. Step 4: Simplify right side
    222,025.26x = 34,518,464,878.44
  5. Step 5: Solve for x
    x = 34,518,464,878.44/222,025.26
  6. Step 6: Final answer
    x = 155,470.89

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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.