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Finding the Fourth Proportional to 68,125.32, 102,197.61 and 23,745.60

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Solution

The fourth proportional to 68,125.32, 102,197.61 and 23,745.60 is: 35,621.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,125.32 : 102,197.61 = 23,745.60 : x
  2. Step 2: Convert to fraction form
    68,125.32/102,197.61 = 23,745.60/x
  3. Step 3: Cross multiply
    68,125.32x = 102,197.61 × 23,745.60
  4. Step 4: Simplify right side
    68,125.32x = 2,426,743,568.02
  5. Step 5: Solve for x
    x = 2,426,743,568.02/68,125.32
  6. Step 6: Final answer
    x = 35,621.76

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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.