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Finding the Fourth Proportional to 68,387.44, 94,372.96 and 44,468.96

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Solution

The fourth proportional to 68,387.44, 94,372.96 and 44,468.96 is: 61,366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,387.44 : 94,372.96 = 44,468.96 : x
  2. Step 2: Convert to fraction form
    68,387.44/94,372.96 = 44,468.96/x
  3. Step 3: Cross multiply
    68,387.44x = 94,372.96 × 44,468.96
  4. Step 4: Simplify right side
    68,387.44x = 4,196,667,383.32
  5. Step 5: Solve for x
    x = 4,196,667,383.32/68,387.44
  6. Step 6: Final answer
    x = 61,366.05

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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.