Home / 207,917.92-311,829.82-95,490.05

Finding the Fourth Proportional to 207,917.92, 311,829.82 and 95,490.05

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Solution

The fourth proportional to 207,917.92, 311,829.82 and 95,490.05 is: 143,213.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,917.92 : 311,829.82 = 95,490.05 : x
  2. Step 2: Convert to fraction form
    207,917.92/311,829.82 = 95,490.05/x
  3. Step 3: Cross multiply
    207,917.92x = 311,829.82 × 95,490.05
  4. Step 4: Simplify right side
    207,917.92x = 29,776,645,644.14
  5. Step 5: Solve for x
    x = 29,776,645,644.14/207,917.92
  6. Step 6: Final answer
    x = 143,213.47

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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.