Home / 75,511.37-104,227.34-50,021.88

Finding the Fourth Proportional to 75,511.37, 104,227.34 and 50,021.88

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Solution

The fourth proportional to 75,511.37, 104,227.34 and 50,021.88 is: 69,044.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,511.37 : 104,227.34 = 50,021.88 : x
  2. Step 2: Convert to fraction form
    75,511.37/104,227.34 = 50,021.88/x
  3. Step 3: Cross multiply
    75,511.37x = 104,227.34 × 50,021.88
  4. Step 4: Simplify right side
    75,511.37x = 5,213,647,244.09
  5. Step 5: Solve for x
    x = 5,213,647,244.09/75,511.37
  6. Step 6: Final answer
    x = 69,044.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.