Home / 207,676.45-286,593.33-112,183.12

Finding the Fourth Proportional to 207,676.45, 286,593.33 and 112,183.12

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Solution

The fourth proportional to 207,676.45, 286,593.33 and 112,183.12 is: 154,812.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,676.45 : 286,593.33 = 112,183.12 : x
  2. Step 2: Convert to fraction form
    207,676.45/286,593.33 = 112,183.12/x
  3. Step 3: Cross multiply
    207,676.45x = 286,593.33 × 112,183.12
  4. Step 4: Simplify right side
    207,676.45x = 32,150,933,930.59
  5. Step 5: Solve for x
    x = 32,150,933,930.59/207,676.45
  6. Step 6: Final answer
    x = 154,812.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.