Home / 110,625.30-165,936.87-31,739.94

Finding the Fourth Proportional to 110,625.30, 165,936.87 and 31,739.94

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Solution

The fourth proportional to 110,625.30, 165,936.87 and 31,739.94 is: 47,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,625.30 : 165,936.87 = 31,739.94 : x
  2. Step 2: Convert to fraction form
    110,625.30/165,936.87 = 31,739.94/x
  3. Step 3: Cross multiply
    110,625.30x = 165,936.87 × 31,739.94
  4. Step 4: Simplify right side
    110,625.30x = 5,266,826,297.59
  5. Step 5: Solve for x
    x = 5,266,826,297.59/110,625.30
  6. Step 6: Final answer
    x = 47,609.60

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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.