Home / 65,839.86-90,873.27-41,625.44

Finding the Fourth Proportional to 65,839.86, 90,873.27 and 41,625.44

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Solution

The fourth proportional to 65,839.86, 90,873.27 and 41,625.44 is: 57,452.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,839.86 : 90,873.27 = 41,625.44 : x
  2. Step 2: Convert to fraction form
    65,839.86/90,873.27 = 41,625.44/x
  3. Step 3: Cross multiply
    65,839.86x = 90,873.27 × 41,625.44
  4. Step 4: Simplify right side
    65,839.86x = 3,782,640,128.49
  5. Step 5: Solve for x
    x = 3,782,640,128.49/65,839.86
  6. Step 6: Final answer
    x = 57,452.13

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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.