Home / 75,769.38-113,629.32-25,154.82

Finding the Fourth Proportional to 75,769.38, 113,629.32 and 25,154.82

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Solution

The fourth proportional to 75,769.38, 113,629.32 and 25,154.82 is: 37,724.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,769.38 : 113,629.32 = 25,154.82 : x
  2. Step 2: Convert to fraction form
    75,769.38/113,629.32 = 25,154.82/x
  3. Step 3: Cross multiply
    75,769.38x = 113,629.32 × 25,154.82
  4. Step 4: Simplify right side
    75,769.38x = 2,858,325,091.32
  5. Step 5: Solve for x
    x = 2,858,325,091.32/75,769.38
  6. Step 6: Final answer
    x = 37,724.01

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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.