Home / 67,316.06-100,977.17-25,185.22

Finding the Fourth Proportional to 67,316.06, 100,977.17 and 25,185.22

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Solution

The fourth proportional to 67,316.06, 100,977.17 and 25,185.22 is: 37,778.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,316.06 : 100,977.17 = 25,185.22 : x
  2. Step 2: Convert to fraction form
    67,316.06/100,977.17 = 25,185.22/x
  3. Step 3: Cross multiply
    67,316.06x = 100,977.17 × 25,185.22
  4. Step 4: Simplify right side
    67,316.06x = 2,543,131,863.06
  5. Step 5: Solve for x
    x = 2,543,131,863.06/67,316.06
  6. Step 6: Final answer
    x = 37,778.98

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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.