Home / 71,791.11-99,060.39-41,579.28

Finding the Fourth Proportional to 71,791.11, 99,060.39 and 41,579.28

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Solution

The fourth proportional to 71,791.11, 99,060.39 and 41,579.28 is: 57,372.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,791.11 : 99,060.39 = 41,579.28 : x
  2. Step 2: Convert to fraction form
    71,791.11/99,060.39 = 41,579.28/x
  3. Step 3: Cross multiply
    71,791.11x = 99,060.39 × 41,579.28
  4. Step 4: Simplify right side
    71,791.11x = 4,118,859,692.72
  5. Step 5: Solve for x
    x = 4,118,859,692.72/71,791.11
  6. Step 6: Final answer
    x = 57,372.84

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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.