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Finding the Fourth Proportional to 179,630.94, 269,446.39 and 100,751.32

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Solution

The fourth proportional to 179,630.94, 269,446.39 and 100,751.32 is: 151,126.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,630.94 : 269,446.39 = 100,751.32 : x
  2. Step 2: Convert to fraction form
    179,630.94/269,446.39 = 100,751.32/x
  3. Step 3: Cross multiply
    179,630.94x = 269,446.39 × 100,751.32
  4. Step 4: Simplify right side
    179,630.94x = 27,147,078,788.12
  5. Step 5: Solve for x
    x = 27,147,078,788.12/179,630.94
  6. Step 6: Final answer
    x = 151,126.97

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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.