Home / 98,033.36-135,286.13-55,591.92

Finding the Fourth Proportional to 98,033.36, 135,286.13 and 55,591.92

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Solution

The fourth proportional to 98,033.36, 135,286.13 and 55,591.92 is: 76,716.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,033.36 : 135,286.13 = 55,591.92 : x
  2. Step 2: Convert to fraction form
    98,033.36/135,286.13 = 55,591.92/x
  3. Step 3: Cross multiply
    98,033.36x = 135,286.13 × 55,591.92
  4. Step 4: Simplify right side
    98,033.36x = 7,520,815,855.05
  5. Step 5: Solve for x
    x = 7,520,815,855.05/98,033.36
  6. Step 6: Final answer
    x = 76,716.91

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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.