Home / 89,098.92-122,960.55-50,868.81

Finding the Fourth Proportional to 89,098.92, 122,960.55 and 50,868.81

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Solution

The fourth proportional to 89,098.92, 122,960.55 and 50,868.81 is: 70,201.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,098.92 : 122,960.55 = 50,868.81 : x
  2. Step 2: Convert to fraction form
    89,098.92/122,960.55 = 50,868.81/x
  3. Step 3: Cross multiply
    89,098.92x = 122,960.55 × 50,868.81
  4. Step 4: Simplify right side
    89,098.92x = 6,254,856,240.64
  5. Step 5: Solve for x
    x = 6,254,856,240.64/89,098.92
  6. Step 6: Final answer
    x = 70,201.26

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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.