Home / 89,791.21-134,690.27-33,625.50

Finding the Fourth Proportional to 89,791.21, 134,690.27 and 33,625.50

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Solution

The fourth proportional to 89,791.21, 134,690.27 and 33,625.50 is: 50,439.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,791.21 : 134,690.27 = 33,625.50 : x
  2. Step 2: Convert to fraction form
    89,791.21/134,690.27 = 33,625.50/x
  3. Step 3: Cross multiply
    89,791.21x = 134,690.27 × 33,625.50
  4. Step 4: Simplify right side
    89,791.21x = 4,529,028,231.69
  5. Step 5: Solve for x
    x = 4,529,028,231.69/89,791.21
  6. Step 6: Final answer
    x = 50,439.55

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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.