Home / 68,363.32-94,327.27-39,286.05

Finding the Fourth Proportional to 68,363.32, 94,327.27 and 39,286.05

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Solution

The fourth proportional to 68,363.32, 94,327.27 and 39,286.05 is: 54,206.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,363.32 : 94,327.27 = 39,286.05 : x
  2. Step 2: Convert to fraction form
    68,363.32/94,327.27 = 39,286.05/x
  3. Step 3: Cross multiply
    68,363.32x = 94,327.27 × 39,286.05
  4. Step 4: Simplify right side
    68,363.32x = 3,705,745,845.58
  5. Step 5: Solve for x
    x = 3,705,745,845.58/68,363.32
  6. Step 6: Final answer
    x = 54,206.64

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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.