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Finding the Fourth Proportional to 226,523.61, 339,787.43 and 68,752.04

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Solution

The fourth proportional to 226,523.61, 339,787.43 and 68,752.04 is: 103,128.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,523.61 : 339,787.43 = 68,752.04 : x
  2. Step 2: Convert to fraction form
    226,523.61/339,787.43 = 68,752.04/x
  3. Step 3: Cross multiply
    226,523.61x = 339,787.43 × 68,752.04
  4. Step 4: Simplify right side
    226,523.61x = 23,361,078,978.86
  5. Step 5: Solve for x
    x = 23,361,078,978.86/226,523.61
  6. Step 6: Final answer
    x = 103,128.67

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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.