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Finding the Fourth Proportional to 75,795.92, 113,694.22 and 19,632.04

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Solution

The fourth proportional to 75,795.92, 113,694.22 and 19,632.04 is: 29,448.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,795.92 : 113,694.22 = 19,632.04 : x
  2. Step 2: Convert to fraction form
    75,795.92/113,694.22 = 19,632.04/x
  3. Step 3: Cross multiply
    75,795.92x = 113,694.22 × 19,632.04
  4. Step 4: Simplify right side
    75,795.92x = 2,232,049,104.68
  5. Step 5: Solve for x
    x = 2,232,049,104.68/75,795.92
  6. Step 6: Final answer
    x = 29,448.14

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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.