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Finding the Fourth Proportional to 226,585.41, 339,805.36 and 74,748.36

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Solution

The fourth proportional to 226,585.41, 339,805.36 and 74,748.36 is: 112,098.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,585.41 : 339,805.36 = 74,748.36 : x
  2. Step 2: Convert to fraction form
    226,585.41/339,805.36 = 74,748.36/x
  3. Step 3: Cross multiply
    226,585.41x = 339,805.36 × 74,748.36
  4. Step 4: Simplify right side
    226,585.41x = 25,399,893,192.34
  5. Step 5: Solve for x
    x = 25,399,893,192.34/226,585.41
  6. Step 6: Final answer
    x = 112,098.54

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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.