Home / 57,743.82-79,664.11-33,861.78

Finding the Fourth Proportional to 57,743.82, 79,664.11 and 33,861.78

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Solution

The fourth proportional to 57,743.82, 79,664.11 and 33,861.78 is: 46,716.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,743.82 : 79,664.11 = 33,861.78 : x
  2. Step 2: Convert to fraction form
    57,743.82/79,664.11 = 33,861.78/x
  3. Step 3: Cross multiply
    57,743.82x = 79,664.11 × 33,861.78
  4. Step 4: Simplify right side
    57,743.82x = 2,697,568,482.06
  5. Step 5: Solve for x
    x = 2,697,568,482.06/57,743.82
  6. Step 6: Final answer
    x = 46,716.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.