Home / 68,067.47-102,032.87-25,936.74

Finding the Fourth Proportional to 68,067.47, 102,032.87 and 25,936.74

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Solution

The fourth proportional to 68,067.47, 102,032.87 and 25,936.74 is: 38,879.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,067.47 : 102,032.87 = 25,936.74 : x
  2. Step 2: Convert to fraction form
    68,067.47/102,032.87 = 25,936.74/x
  3. Step 3: Cross multiply
    68,067.47x = 102,032.87 × 25,936.74
  4. Step 4: Simplify right side
    68,067.47x = 2,646,399,890.96
  5. Step 5: Solve for x
    x = 2,646,399,890.96/68,067.47
  6. Step 6: Final answer
    x = 38,879.07

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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.