Home / 89,183.17-123,073.77-50,947.75

Finding the Fourth Proportional to 89,183.17, 123,073.77 and 50,947.75

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Solution

The fourth proportional to 89,183.17, 123,073.77 and 50,947.75 is: 70,308.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,183.17 : 123,073.77 = 50,947.75 : x
  2. Step 2: Convert to fraction form
    89,183.17/123,073.77 = 50,947.75/x
  3. Step 3: Cross multiply
    89,183.17x = 123,073.77 × 50,947.75
  4. Step 4: Simplify right side
    89,183.17x = 6,270,331,665.52
  5. Step 5: Solve for x
    x = 6,270,331,665.52/89,183.17
  6. Step 6: Final answer
    x = 70,308.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.