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Finding the Fourth Proportional to 75,591, 113,391.18 and 23,004.36

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Solution

The fourth proportional to 75,591, 113,391.18 and 23,004.36 is: 34,507.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,591 : 113,391.18 = 23,004.36 : x
  2. Step 2: Convert to fraction form
    75,591/113,391.18 = 23,004.36/x
  3. Step 3: Cross multiply
    75,591x = 113,391.18 × 23,004.36
  4. Step 4: Simplify right side
    75,591x = 2,608,491,525.54
  5. Step 5: Solve for x
    x = 2,608,491,525.54/75,591
  6. Step 6: Final answer
    x = 34,507.96

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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.