Home / 75,490.82-113,253.71-22,183.61

Finding the Fourth Proportional to 75,490.82, 113,253.71 and 22,183.61

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Solution

The fourth proportional to 75,490.82, 113,253.71 and 22,183.61 is: 33,280.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,490.82 : 113,253.71 = 22,183.61 : x
  2. Step 2: Convert to fraction form
    75,490.82/113,253.71 = 22,183.61/x
  3. Step 3: Cross multiply
    75,490.82x = 113,253.71 × 22,183.61
  4. Step 4: Simplify right side
    75,490.82x = 2,512,376,133.69
  5. Step 5: Solve for x
    x = 2,512,376,133.69/75,490.82
  6. Step 6: Final answer
    x = 33,280.55

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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.