Home / 68,445.09-94,453.22-38,230.84

Finding the Fourth Proportional to 68,445.09, 94,453.22 and 38,230.84

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Solution

The fourth proportional to 68,445.09, 94,453.22 and 38,230.84 is: 52,757.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,445.09 : 94,453.22 = 38,230.84 : x
  2. Step 2: Convert to fraction form
    68,445.09/94,453.22 = 38,230.84/x
  3. Step 3: Cross multiply
    68,445.09x = 94,453.22 × 38,230.84
  4. Step 4: Simplify right side
    68,445.09x = 3,611,025,469.04
  5. Step 5: Solve for x
    x = 3,611,025,469.04/68,445.09
  6. Step 6: Final answer
    x = 52,757.99

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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.