Home / 47,779.20-71,265.67-41,489.75

Finding the Fourth Proportional to 47,779.20, 71,265.67 and 41,489.75

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Solution

The fourth proportional to 47,779.20, 71,265.67 and 41,489.75 is: 61,884.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,779.20 : 71,265.67 = 41,489.75 : x
  2. Step 2: Convert to fraction form
    47,779.20/71,265.67 = 41,489.75/x
  3. Step 3: Cross multiply
    47,779.20x = 71,265.67 × 41,489.75
  4. Step 4: Simplify right side
    47,779.20x = 2,956,794,906.32
  5. Step 5: Solve for x
    x = 2,956,794,906.32/47,779.20
  6. Step 6: Final answer
    x = 61,884.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.