Home / 141,935.25-195,873.48-91,721.73

Finding the Fourth Proportional to 141,935.25, 195,873.48 and 91,721.73

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Solution

The fourth proportional to 141,935.25, 195,873.48 and 91,721.73 is: 126,577.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,935.25 : 195,873.48 = 91,721.73 : x
  2. Step 2: Convert to fraction form
    141,935.25/195,873.48 = 91,721.73/x
  3. Step 3: Cross multiply
    141,935.25x = 195,873.48 × 91,721.73
  4. Step 4: Simplify right side
    141,935.25x = 17,965,854,446.72
  5. Step 5: Solve for x
    x = 17,965,854,446.72/141,935.25
  6. Step 6: Final answer
    x = 126,577.82

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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.