Home / 207,446.24-311,208.24-82,788.32

Finding the Fourth Proportional to 207,446.24, 311,208.24 and 82,788.32

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Solution

The fourth proportional to 207,446.24, 311,208.24 and 82,788.32 is: 124,198.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,446.24 : 311,208.24 = 82,788.32 : x
  2. Step 2: Convert to fraction form
    207,446.24/311,208.24 = 82,788.32/x
  3. Step 3: Cross multiply
    207,446.24x = 311,208.24 × 82,788.32
  4. Step 4: Simplify right side
    207,446.24x = 25,764,407,359.76
  5. Step 5: Solve for x
    x = 25,764,407,359.76/207,446.24
  6. Step 6: Final answer
    x = 124,198.00

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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.