Home / 89,568.24-123,552.82-55,975.92

Finding the Fourth Proportional to 89,568.24, 123,552.82 and 55,975.92

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Solution

The fourth proportional to 89,568.24, 123,552.82 and 55,975.92 is: 77,214.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,568.24 : 123,552.82 = 55,975.92 : x
  2. Step 2: Convert to fraction form
    89,568.24/123,552.82 = 55,975.92/x
  3. Step 3: Cross multiply
    89,568.24x = 123,552.82 × 55,975.92
  4. Step 4: Simplify right side
    89,568.24x = 6,915,982,768.09
  5. Step 5: Solve for x
    x = 6,915,982,768.09/89,568.24
  6. Step 6: Final answer
    x = 77,214.68

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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.