Home / 47,785.20-71,677.80-44,674.80

Finding the Fourth Proportional to 47,785.20, 71,677.80 and 44,674.80

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Solution

The fourth proportional to 47,785.20, 71,677.80 and 44,674.80 is: 67,012.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,785.20 : 71,677.80 = 44,674.80 : x
  2. Step 2: Convert to fraction form
    47,785.20/71,677.80 = 44,674.80/x
  3. Step 3: Cross multiply
    47,785.20x = 71,677.80 × 44,674.80
  4. Step 4: Simplify right side
    47,785.20x = 3,202,191,379.44
  5. Step 5: Solve for x
    x = 3,202,191,379.44/47,785.20
  6. Step 6: Final answer
    x = 67,012.20

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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.