Home / 75,760.05-113,629.13-23,155.41

Finding the Fourth Proportional to 75,760.05, 113,629.13 and 23,155.41

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Solution

The fourth proportional to 75,760.05, 113,629.13 and 23,155.41 is: 34,729.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,760.05 : 113,629.13 = 23,155.41 : x
  2. Step 2: Convert to fraction form
    75,760.05/113,629.13 = 23,155.41/x
  3. Step 3: Cross multiply
    75,760.05x = 113,629.13 × 23,155.41
  4. Step 4: Simplify right side
    75,760.05x = 2,631,129,093.09
  5. Step 5: Solve for x
    x = 2,631,129,093.09/75,760.05
  6. Step 6: Final answer
    x = 34,729.77

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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.