Home / 73,238.13-109,847.48-20,651.85

Finding the Fourth Proportional to 73,238.13, 109,847.48 and 20,651.85

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Solution

The fourth proportional to 73,238.13, 109,847.48 and 20,651.85 is: 30,975.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,238.13 : 109,847.48 = 20,651.85 : x
  2. Step 2: Convert to fraction form
    73,238.13/109,847.48 = 20,651.85/x
  3. Step 3: Cross multiply
    73,238.13x = 109,847.48 × 20,651.85
  4. Step 4: Simplify right side
    73,238.13x = 2,268,553,576.58
  5. Step 5: Solve for x
    x = 2,268,553,576.58/73,238.13
  6. Step 6: Final answer
    x = 30,975.03

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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.