Home / 67,163.22-100,679.13-25,012.38

Finding the Fourth Proportional to 67,163.22, 100,679.13 and 25,012.38

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Solution

The fourth proportional to 67,163.22, 100,679.13 and 25,012.38 is: 37,494.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,163.22 : 100,679.13 = 25,012.38 : x
  2. Step 2: Convert to fraction form
    67,163.22/100,679.13 = 25,012.38/x
  3. Step 3: Cross multiply
    67,163.22x = 100,679.13 × 25,012.38
  4. Step 4: Simplify right side
    67,163.22x = 2,518,224,657.63
  5. Step 5: Solve for x
    x = 2,518,224,657.63/67,163.22
  6. Step 6: Final answer
    x = 37,494.10

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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.