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Finding the Fourth Proportional to 222,750.52, 334,042.56 and 89,585.80

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Solution

The fourth proportional to 222,750.52, 334,042.56 and 89,585.80 is: 134,345.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,750.52 : 334,042.56 = 89,585.80 : x
  2. Step 2: Convert to fraction form
    222,750.52/334,042.56 = 89,585.80/x
  3. Step 3: Cross multiply
    222,750.52x = 334,042.56 × 89,585.80
  4. Step 4: Simplify right side
    222,750.52x = 29,925,469,971.65
  5. Step 5: Solve for x
    x = 29,925,469,971.65/222,750.52
  6. Step 6: Final answer
    x = 134,345.23

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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.