Home / 75,600.21-113,425.81-33,474.54

Finding the Fourth Proportional to 75,600.21, 113,425.81 and 33,474.54

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Solution

The fourth proportional to 75,600.21, 113,425.81 and 33,474.54 is: 50,223.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,600.21 : 113,425.81 = 33,474.54 : x
  2. Step 2: Convert to fraction form
    75,600.21/113,425.81 = 33,474.54/x
  3. Step 3: Cross multiply
    75,600.21x = 113,425.81 × 33,474.54
  4. Step 4: Simplify right side
    75,600.21x = 3,796,876,730.19
  5. Step 5: Solve for x
    x = 3,796,876,730.19/75,600.21
  6. Step 6: Final answer
    x = 50,223.10

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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.