Home / 75,736.32-104,499.36-50,568

Finding the Fourth Proportional to 75,736.32, 104,499.36 and 50,568

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Solution

The fourth proportional to 75,736.32, 104,499.36 and 50,568 is: 69,772.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,736.32 : 104,499.36 = 50,568 : x
  2. Step 2: Convert to fraction form
    75,736.32/104,499.36 = 50,568/x
  3. Step 3: Cross multiply
    75,736.32x = 104,499.36 × 50,568
  4. Step 4: Simplify right side
    75,736.32x = 5,284,323,636.48
  5. Step 5: Solve for x
    x = 5,284,323,636.48/75,736.32
  6. Step 6: Final answer
    x = 69,772.65

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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.