Home / 234,016.90-322,840.73-137,171.66

Finding the Fourth Proportional to 234,016.90, 322,840.73 and 137,171.66

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Solution

The fourth proportional to 234,016.90, 322,840.73 and 137,171.66 is: 189,236.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,016.90 : 322,840.73 = 137,171.66 : x
  2. Step 2: Convert to fraction form
    234,016.90/322,840.73 = 137,171.66/x
  3. Step 3: Cross multiply
    234,016.90x = 322,840.73 × 137,171.66
  4. Step 4: Simplify right side
    234,016.90x = 44,284,597,578.44
  5. Step 5: Solve for x
    x = 44,284,597,578.44/234,016.90
  6. Step 6: Final answer
    x = 189,236.75

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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.