Home / 47,763.20-71,644.80-44,847.20

Finding the Fourth Proportional to 47,763.20, 71,644.80 and 44,847.20

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Solution

The fourth proportional to 47,763.20, 71,644.80 and 44,847.20 is: 67,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,763.20 : 71,644.80 = 44,847.20 : x
  2. Step 2: Convert to fraction form
    47,763.20/71,644.80 = 44,847.20/x
  3. Step 3: Cross multiply
    47,763.20x = 71,644.80 × 44,847.20
  4. Step 4: Simplify right side
    47,763.20x = 3,213,068,674.56
  5. Step 5: Solve for x
    x = 3,213,068,674.56/47,763.20
  6. Step 6: Final answer
    x = 67,270.80

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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.