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Finding the Fourth Proportional to 169,143.22, 253,694.67 and 44,493.94

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Solution

The fourth proportional to 169,143.22, 253,694.67 and 44,493.94 is: 66,735.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,143.22 : 253,694.67 = 44,493.94 : x
  2. Step 2: Convert to fraction form
    169,143.22/253,694.67 = 44,493.94/x
  3. Step 3: Cross multiply
    169,143.22x = 253,694.67 × 44,493.94
  4. Step 4: Simplify right side
    169,143.22x = 11,287,875,425.30
  5. Step 5: Solve for x
    x = 11,287,875,425.30/169,143.22
  6. Step 6: Final answer
    x = 66,735.61

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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.