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Finding the Fourth Proportional to 68,344.92, 94,354.74 and 44,459.64

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Solution

The fourth proportional to 68,344.92, 94,354.74 and 44,459.64 is: 61,379.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,344.92 : 94,354.74 = 44,459.64 : x
  2. Step 2: Convert to fraction form
    68,344.92/94,354.74 = 44,459.64/x
  3. Step 3: Cross multiply
    68,344.92x = 94,354.74 × 44,459.64
  4. Step 4: Simplify right side
    68,344.92x = 4,194,977,772.69
  5. Step 5: Solve for x
    x = 4,194,977,772.69/68,344.92
  6. Step 6: Final answer
    x = 61,379.51

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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.