Home / 82,791.09-114,254.19-58,635.27

Finding the Fourth Proportional to 82,791.09, 114,254.19 and 58,635.27

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Solution

The fourth proportional to 82,791.09, 114,254.19 and 58,635.27 is: 80,918.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,791.09 : 114,254.19 = 58,635.27 : x
  2. Step 2: Convert to fraction form
    82,791.09/114,254.19 = 58,635.27/x
  3. Step 3: Cross multiply
    82,791.09x = 114,254.19 × 58,635.27
  4. Step 4: Simplify right side
    82,791.09x = 6,699,325,279.28
  5. Step 5: Solve for x
    x = 6,699,325,279.28/82,791.09
  6. Step 6: Final answer
    x = 80,918.43

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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.