Home / 133,200.22-199,800.32-54,320.58

Finding the Fourth Proportional to 133,200.22, 199,800.32 and 54,320.58

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Solution

The fourth proportional to 133,200.22, 199,800.32 and 54,320.58 is: 81,480.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,200.22 : 199,800.32 = 54,320.58 : x
  2. Step 2: Convert to fraction form
    133,200.22/199,800.32 = 54,320.58/x
  3. Step 3: Cross multiply
    133,200.22x = 199,800.32 × 54,320.58
  4. Step 4: Simplify right side
    133,200.22x = 10,853,269,266.59
  5. Step 5: Solve for x
    x = 10,853,269,266.59/133,200.22
  6. Step 6: Final answer
    x = 81,480.87

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1.5x scale

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.