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Finding the Fourth Proportional to 180,170.92, 269,789.82 and 124,183.72

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Solution

The fourth proportional to 180,170.92, 269,789.82 and 124,183.72 is: 185,954.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,170.92 : 269,789.82 = 124,183.72 : x
  2. Step 2: Convert to fraction form
    180,170.92/269,789.82 = 124,183.72/x
  3. Step 3: Cross multiply
    180,170.92x = 269,789.82 × 124,183.72
  4. Step 4: Simplify right side
    180,170.92x = 33,503,503,465.73
  5. Step 5: Solve for x
    x = 33,503,503,465.73/180,170.92
  6. Step 6: Final answer
    x = 185,954.00

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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.