Home / 77,826.88-116,757.66-22,418.56

Finding the Fourth Proportional to 77,826.88, 116,757.66 and 22,418.56

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Solution

The fourth proportional to 77,826.88, 116,757.66 and 22,418.56 is: 33,632.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,826.88 : 116,757.66 = 22,418.56 : x
  2. Step 2: Convert to fraction form
    77,826.88/116,757.66 = 22,418.56/x
  3. Step 3: Cross multiply
    77,826.88x = 116,757.66 × 22,418.56
  4. Step 4: Simplify right side
    77,826.88x = 2,617,538,606.17
  5. Step 5: Solve for x
    x = 2,617,538,606.17/77,826.88
  6. Step 6: Final answer
    x = 33,632.83

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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.