Home / 75,760.25-113,640.95-33,629.01

Finding the Fourth Proportional to 75,760.25, 113,640.95 and 33,629.01

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Solution

The fourth proportional to 75,760.25, 113,640.95 and 33,629.01 is: 50,443.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,760.25 : 113,640.95 = 33,629.01 : x
  2. Step 2: Convert to fraction form
    75,760.25/113,640.95 = 33,629.01/x
  3. Step 3: Cross multiply
    75,760.25x = 113,640.95 × 33,629.01
  4. Step 4: Simplify right side
    75,760.25x = 3,821,631,907.61
  5. Step 5: Solve for x
    x = 3,821,631,907.61/75,760.25
  6. Step 6: Final answer
    x = 50,443.76

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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.