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Finding the Fourth Proportional to 68,525.58, 102,800.09 and 23,544.78

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Solution

The fourth proportional to 68,525.58, 102,800.09 and 23,544.78 is: 35,321.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,525.58 : 102,800.09 = 23,544.78 : x
  2. Step 2: Convert to fraction form
    68,525.58/102,800.09 = 23,544.78/x
  3. Step 3: Cross multiply
    68,525.58x = 102,800.09 × 23,544.78
  4. Step 4: Simplify right side
    68,525.58x = 2,420,405,503.03
  5. Step 5: Solve for x
    x = 2,420,405,503.03/68,525.58
  6. Step 6: Final answer
    x = 35,321.20

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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.