Home / 89,921.26-134,949.96-50,511.52

Finding the Fourth Proportional to 89,921.26, 134,949.96 and 50,511.52

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Solution

The fourth proportional to 89,921.26, 134,949.96 and 50,511.52 is: 75,805.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,921.26 : 134,949.96 = 50,511.52 : x
  2. Step 2: Convert to fraction form
    89,921.26/134,949.96 = 50,511.52/x
  3. Step 3: Cross multiply
    89,921.26x = 134,949.96 × 50,511.52
  4. Step 4: Simplify right side
    89,921.26x = 6,816,527,603.54
  5. Step 5: Solve for x
    x = 6,816,527,603.54/89,921.26
  6. Step 6: Final answer
    x = 75,805.52

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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.