Home / 75,767.64-113,652.03-33,636.41

Finding the Fourth Proportional to 75,767.64, 113,652.03 and 33,636.41

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Solution

The fourth proportional to 75,767.64, 113,652.03 and 33,636.41 is: 50,454.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,767.64 : 113,652.03 = 33,636.41 : x
  2. Step 2: Convert to fraction form
    75,767.64/113,652.03 = 33,636.41/x
  3. Step 3: Cross multiply
    75,767.64x = 113,652.03 × 33,636.41
  4. Step 4: Simplify right side
    75,767.64x = 3,822,846,278.41
  5. Step 5: Solve for x
    x = 3,822,846,278.41/75,767.64
  6. Step 6: Final answer
    x = 50,454.87

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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.