Home / 117,422.82-176,091.75-49,959.36

Finding the Fourth Proportional to 117,422.82, 176,091.75 and 49,959.36

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Solution

The fourth proportional to 117,422.82, 176,091.75 and 49,959.36 is: 74,920.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,422.82 : 176,091.75 = 49,959.36 : x
  2. Step 2: Convert to fraction form
    117,422.82/176,091.75 = 49,959.36/x
  3. Step 3: Cross multiply
    117,422.82x = 176,091.75 × 49,959.36
  4. Step 4: Simplify right side
    117,422.82x = 8,797,431,131.28
  5. Step 5: Solve for x
    x = 8,797,431,131.28/117,422.82
  6. Step 6: Final answer
    x = 74,920.97

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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.