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Finding the Fourth Proportional to 63,179.54, 87,185.46 and 34,884.62

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Solution

The fourth proportional to 63,179.54, 87,185.46 and 34,884.62 is: 48,139.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,179.54 : 87,185.46 = 34,884.62 : x
  2. Step 2: Convert to fraction form
    63,179.54/87,185.46 = 34,884.62/x
  3. Step 3: Cross multiply
    63,179.54x = 87,185.46 × 34,884.62
  4. Step 4: Simplify right side
    63,179.54x = 3,041,431,205.70
  5. Step 5: Solve for x
    x = 3,041,431,205.70/63,179.54
  6. Step 6: Final answer
    x = 48,139.50

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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.