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Finding the Fourth Proportional to 62,479.44, 86,222.87 and 34,185.73

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Solution

The fourth proportional to 62,479.44, 86,222.87 and 34,185.73 is: 47,176.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,479.44 : 86,222.87 = 34,185.73 : x
  2. Step 2: Convert to fraction form
    62,479.44/86,222.87 = 34,185.73/x
  3. Step 3: Cross multiply
    62,479.44x = 86,222.87 × 34,185.73
  4. Step 4: Simplify right side
    62,479.44x = 2,947,591,753.65
  5. Step 5: Solve for x
    x = 2,947,591,753.65/62,479.44
  6. Step 6: Final answer
    x = 47,176.99

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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.