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Finding the Fourth Proportional to 63,650.80, 95,578.20 and 50,611.60

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Solution

The fourth proportional to 63,650.80, 95,578.20 and 50,611.60 is: 75,998.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,650.80 : 95,578.20 = 50,611.60 : x
  2. Step 2: Convert to fraction form
    63,650.80/95,578.20 = 50,611.60/x
  3. Step 3: Cross multiply
    63,650.80x = 95,578.20 × 50,611.60
  4. Step 4: Simplify right side
    63,650.80x = 4,837,365,627.12
  5. Step 5: Solve for x
    x = 4,837,365,627.12/63,650.80
  6. Step 6: Final answer
    x = 75,998.50

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1.5x scale

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.