Home / 181,040.97-271,740.23-135,905.39

Finding the Fourth Proportional to 181,040.97, 271,740.23 and 135,905.39

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Solution

The fourth proportional to 181,040.97, 271,740.23 and 135,905.39 is: 203,992.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,040.97 : 271,740.23 = 135,905.39 : x
  2. Step 2: Convert to fraction form
    181,040.97/271,740.23 = 135,905.39/x
  3. Step 3: Cross multiply
    181,040.97x = 271,740.23 × 135,905.39
  4. Step 4: Simplify right side
    181,040.97x = 36,930,961,936.66
  5. Step 5: Solve for x
    x = 36,930,961,936.66/181,040.97
  6. Step 6: Final answer
    x = 203,992.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.