Home / 68,213.22-102,340.26-41,225.64

Finding the Fourth Proportional to 68,213.22, 102,340.26 and 41,225.64

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Solution

The fourth proportional to 68,213.22, 102,340.26 and 41,225.64 is: 61,850.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,213.22 : 102,340.26 = 41,225.64 : x
  2. Step 2: Convert to fraction form
    68,213.22/102,340.26 = 41,225.64/x
  3. Step 3: Cross multiply
    68,213.22x = 102,340.26 × 41,225.64
  4. Step 4: Simplify right side
    68,213.22x = 4,219,042,716.27
  5. Step 5: Solve for x
    x = 4,219,042,716.27/68,213.22
  6. Step 6: Final answer
    x = 61,850.81

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1.5x scale

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.