Home / 45,219.21-67,814.94-31,268.88

Finding the Fourth Proportional to 45,219.21, 67,814.94 and 31,268.88

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Solution

The fourth proportional to 45,219.21, 67,814.94 and 31,268.88 is: 46,893.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,219.21 : 67,814.94 = 31,268.88 : x
  2. Step 2: Convert to fraction form
    45,219.21/67,814.94 = 31,268.88/x
  3. Step 3: Cross multiply
    45,219.21x = 67,814.94 × 31,268.88
  4. Step 4: Simplify right side
    45,219.21x = 2,120,497,221.07
  5. Step 5: Solve for x
    x = 2,120,497,221.07/45,219.21
  6. Step 6: Final answer
    x = 46,893.73

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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.