Home / 84,155.57-116,120.41-50,163.44

Finding the Fourth Proportional to 84,155.57, 116,120.41 and 50,163.44

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Solution

The fourth proportional to 84,155.57, 116,120.41 and 50,163.44 is: 69,217.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,155.57 : 116,120.41 = 50,163.44 : x
  2. Step 2: Convert to fraction form
    84,155.57/116,120.41 = 50,163.44/x
  3. Step 3: Cross multiply
    84,155.57x = 116,120.41 × 50,163.44
  4. Step 4: Simplify right side
    84,155.57x = 5,824,999,384.70
  5. Step 5: Solve for x
    x = 5,824,999,384.70/84,155.57
  6. Step 6: Final answer
    x = 69,217.04

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1.5x scale

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.