Home / 45,110.25-67,672.22-32,723.75

Finding the Fourth Proportional to 45,110.25, 67,672.22 and 32,723.75

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Solution

The fourth proportional to 45,110.25, 67,672.22 and 32,723.75 is: 49,090.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,110.25 : 67,672.22 = 32,723.75 : x
  2. Step 2: Convert to fraction form
    45,110.25/67,672.22 = 32,723.75/x
  3. Step 3: Cross multiply
    45,110.25x = 67,672.22 × 32,723.75
  4. Step 4: Simplify right side
    45,110.25x = 2,214,488,664.22
  5. Step 5: Solve for x
    x = 2,214,488,664.22/45,110.25
  6. Step 6: Final answer
    x = 49,090.58

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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.