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Finding the Fourth Proportional to 222,349.79, 333,540.29 and 89,230.14

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Solution

The fourth proportional to 222,349.79, 333,540.29 and 89,230.14 is: 133,851.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,349.79 : 333,540.29 = 89,230.14 : x
  2. Step 2: Convert to fraction form
    222,349.79/333,540.29 = 89,230.14/x
  3. Step 3: Cross multiply
    222,349.79x = 333,540.29 × 89,230.14
  4. Step 4: Simplify right side
    222,349.79x = 29,761,846,326.19
  5. Step 5: Solve for x
    x = 29,761,846,326.19/222,349.79
  6. Step 6: Final answer
    x = 133,851.47

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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.