Home / 75,760.56-113,629.88-23,155.92

Finding the Fourth Proportional to 75,760.56, 113,629.88 and 23,155.92

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Solution

The fourth proportional to 75,760.56, 113,629.88 and 23,155.92 is: 34,730.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,760.56 : 113,629.88 = 23,155.92 : x
  2. Step 2: Convert to fraction form
    75,760.56/113,629.88 = 23,155.92/x
  3. Step 3: Cross multiply
    75,760.56x = 113,629.88 × 23,155.92
  4. Step 4: Simplify right side
    75,760.56x = 2,631,204,295.11
  5. Step 5: Solve for x
    x = 2,631,204,295.11/75,760.56
  6. Step 6: Final answer
    x = 34,730.53

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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.