Home / 71,791.41-99,052.16-43,103.37

Finding the Fourth Proportional to 71,791.41, 99,052.16 and 43,103.37

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Solution

The fourth proportional to 71,791.41, 99,052.16 and 43,103.37 is: 59,470.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,791.41 : 99,052.16 = 43,103.37 : x
  2. Step 2: Convert to fraction form
    71,791.41/99,052.16 = 43,103.37/x
  3. Step 3: Cross multiply
    71,791.41x = 99,052.16 × 43,103.37
  4. Step 4: Simplify right side
    71,791.41x = 4,269,481,686.26
  5. Step 5: Solve for x
    x = 4,269,481,686.26/71,791.41
  6. Step 6: Final answer
    x = 59,470.65

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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.