Home / 57,940.11-79,965.45-41,859.46

Finding the Fourth Proportional to 57,940.11, 79,965.45 and 41,859.46

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Solution

The fourth proportional to 57,940.11, 79,965.45 and 41,859.46 is: 57,771.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,940.11 : 79,965.45 = 41,859.46 : x
  2. Step 2: Convert to fraction form
    57,940.11/79,965.45 = 41,859.46/x
  3. Step 3: Cross multiply
    57,940.11x = 79,965.45 × 41,859.46
  4. Step 4: Simplify right side
    57,940.11x = 3,347,310,548.44
  5. Step 5: Solve for x
    x = 3,347,310,548.44/57,940.11
  6. Step 6: Final answer
    x = 57,771.91

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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.