Home / 68,041.21-102,108.25-23,667.52

Finding the Fourth Proportional to 68,041.21, 102,108.25 and 23,667.52

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Solution

The fourth proportional to 68,041.21, 102,108.25 and 23,667.52 is: 35,517.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,041.21 : 102,108.25 = 23,667.52 : x
  2. Step 2: Convert to fraction form
    68,041.21/102,108.25 = 23,667.52/x
  3. Step 3: Cross multiply
    68,041.21x = 102,108.25 × 23,667.52
  4. Step 4: Simplify right side
    68,041.21x = 2,416,649,049.04
  5. Step 5: Solve for x
    x = 2,416,649,049.04/68,041.21
  6. Step 6: Final answer
    x = 35,517.43

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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.