Home / 75,628.69-113,372.92-33,486.33

Finding the Fourth Proportional to 75,628.69, 113,372.92 and 33,486.33

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Solution

The fourth proportional to 75,628.69, 113,372.92 and 33,486.33 is: 50,198.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,628.69 : 113,372.92 = 33,486.33 : x
  2. Step 2: Convert to fraction form
    75,628.69/113,372.92 = 33,486.33/x
  3. Step 3: Cross multiply
    75,628.69x = 113,372.92 × 33,486.33
  4. Step 4: Simplify right side
    75,628.69x = 3,796,443,012.18
  5. Step 5: Solve for x
    x = 3,796,443,012.18/75,628.69
  6. Step 6: Final answer
    x = 50,198.45

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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.