Home / 75,732.88-113,620.39-33,042.04

Finding the Fourth Proportional to 75,732.88, 113,620.39 and 33,042.04

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Solution

The fourth proportional to 75,732.88, 113,620.39 and 33,042.04 is: 49,572.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,732.88 : 113,620.39 = 33,042.04 : x
  2. Step 2: Convert to fraction form
    75,732.88/113,620.39 = 33,042.04/x
  3. Step 3: Cross multiply
    75,732.88x = 113,620.39 × 33,042.04
  4. Step 4: Simplify right side
    75,732.88x = 3,754,249,471.20
  5. Step 5: Solve for x
    x = 3,754,249,471.20/75,732.88
  6. Step 6: Final answer
    x = 49,572.25

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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.