Home / 53,042.82-73,201.05-29,171.58

Finding the Fourth Proportional to 53,042.82, 73,201.05 and 29,171.58

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Solution

The fourth proportional to 53,042.82, 73,201.05 and 29,171.58 is: 40,257.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,042.82 : 73,201.05 = 29,171.58 : x
  2. Step 2: Convert to fraction form
    53,042.82/73,201.05 = 29,171.58/x
  3. Step 3: Cross multiply
    53,042.82x = 73,201.05 × 29,171.58
  4. Step 4: Simplify right side
    53,042.82x = 2,135,390,286.16
  5. Step 5: Solve for x
    x = 2,135,390,286.16/53,042.82
  6. Step 6: Final answer
    x = 40,257.86

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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.