Home / 179,601.77-269,402.66-79,738.49

Finding the Fourth Proportional to 179,601.77, 269,402.66 and 79,738.49

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Solution

The fourth proportional to 179,601.77, 269,402.66 and 79,738.49 is: 119,607.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,601.77 : 269,402.66 = 79,738.49 : x
  2. Step 2: Convert to fraction form
    179,601.77/269,402.66 = 79,738.49/x
  3. Step 3: Cross multiply
    179,601.77x = 269,402.66 × 79,738.49
  4. Step 4: Simplify right side
    179,601.77x = 21,481,761,310.38
  5. Step 5: Solve for x
    x = 21,481,761,310.38/179,601.77
  6. Step 6: Final answer
    x = 119,607.74

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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.