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Finding the Fourth Proportional to 133,500.80, 200,364.60 and 54,671.60

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Solution

The fourth proportional to 133,500.80, 200,364.60 and 54,671.60 is: 82,053.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,500.80 : 200,364.60 = 54,671.60 : x
  2. Step 2: Convert to fraction form
    133,500.80/200,364.60 = 54,671.60/x
  3. Step 3: Cross multiply
    133,500.80x = 200,364.60 × 54,671.60
  4. Step 4: Simplify right side
    133,500.80x = 10,954,253,265.36
  5. Step 5: Solve for x
    x = 10,954,253,265.36/133,500.80
  6. Step 6: Final answer
    x = 82,053.84

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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.