Home / 207,953.43-311,930.18-50,181.88

Finding the Fourth Proportional to 207,953.43, 311,930.18 and 50,181.88

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Solution

The fourth proportional to 207,953.43, 311,930.18 and 50,181.88 is: 75,272.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,953.43 : 311,930.18 = 50,181.88 : x
  2. Step 2: Convert to fraction form
    207,953.43/311,930.18 = 50,181.88/x
  3. Step 3: Cross multiply
    207,953.43x = 311,930.18 × 50,181.88
  4. Step 4: Simplify right side
    207,953.43x = 15,653,242,610.23
  5. Step 5: Solve for x
    x = 15,653,242,610.23/207,953.43
  6. Step 6: Final answer
    x = 75,272.83

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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.