Home / 67,982.10-93,821.64-41,131.22

Finding the Fourth Proportional to 67,982.10, 93,821.64 and 41,131.22

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Solution

The fourth proportional to 67,982.10, 93,821.64 and 41,131.22 is: 56,764.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,982.10 : 93,821.64 = 41,131.22 : x
  2. Step 2: Convert to fraction form
    67,982.10/93,821.64 = 41,131.22/x
  3. Step 3: Cross multiply
    67,982.10x = 93,821.64 × 41,131.22
  4. Step 4: Simplify right side
    67,982.10x = 3,858,998,515.60
  5. Step 5: Solve for x
    x = 3,858,998,515.60/67,982.10
  6. Step 6: Final answer
    x = 56,764.92

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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.