Home / 68,213.32-94,137.22-37,998.64

Finding the Fourth Proportional to 68,213.32, 94,137.22 and 37,998.64

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Solution

The fourth proportional to 68,213.32, 94,137.22 and 37,998.64 is: 52,439.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,213.32 : 94,137.22 = 37,998.64 : x
  2. Step 2: Convert to fraction form
    68,213.32/94,137.22 = 37,998.64/x
  3. Step 3: Cross multiply
    68,213.32x = 94,137.22 × 37,998.64
  4. Step 4: Simplify right side
    68,213.32x = 3,577,085,969.03
  5. Step 5: Solve for x
    x = 3,577,085,969.03/68,213.32
  6. Step 6: Final answer
    x = 52,439.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.