Home / 75,488.82-113,250.71-22,181.61

Finding the Fourth Proportional to 75,488.82, 113,250.71 and 22,181.61

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Solution

The fourth proportional to 75,488.82, 113,250.71 and 22,181.61 is: 33,277.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,488.82 : 113,250.71 = 22,181.61 : x
  2. Step 2: Convert to fraction form
    75,488.82/113,250.71 = 22,181.61/x
  3. Step 3: Cross multiply
    75,488.82x = 113,250.71 × 22,181.61
  4. Step 4: Simplify right side
    75,488.82x = 2,512,082,970.54
  5. Step 5: Solve for x
    x = 2,512,082,970.54/75,488.82
  6. Step 6: Final answer
    x = 33,277.55

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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.