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Finding the Fourth Proportional to 63,993.80, 95,915.95 and 48,147.92

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Solution

The fourth proportional to 63,993.80, 95,915.95 and 48,147.92 is: 72,165.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,993.80 : 95,915.95 = 48,147.92 : x
  2. Step 2: Convert to fraction form
    63,993.80/95,915.95 = 48,147.92/x
  3. Step 3: Cross multiply
    63,993.80x = 95,915.95 × 48,147.92
  4. Step 4: Simplify right side
    63,993.80x = 4,618,153,247.06
  5. Step 5: Solve for x
    x = 4,618,153,247.06/63,993.80
  6. Step 6: Final answer
    x = 72,165.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.