Home / 58,844.27-81,203.37-31,986.09

Finding the Fourth Proportional to 58,844.27, 81,203.37 and 31,986.09

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Solution

The fourth proportional to 58,844.27, 81,203.37 and 31,986.09 is: 44,139.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,844.27 : 81,203.37 = 31,986.09 : x
  2. Step 2: Convert to fraction form
    58,844.27/81,203.37 = 31,986.09/x
  3. Step 3: Cross multiply
    58,844.27x = 81,203.37 × 31,986.09
  4. Step 4: Simplify right side
    58,844.27x = 2,597,378,301.12
  5. Step 5: Solve for x
    x = 2,597,378,301.12/58,844.27
  6. Step 6: Final answer
    x = 44,139.87

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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.