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Finding the Fourth Proportional to 133,794.19, 200,550.80 and 45,016.88

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Solution

The fourth proportional to 133,794.19, 200,550.80 and 45,016.88 is: 67,478.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,794.19 : 200,550.80 = 45,016.88 : x
  2. Step 2: Convert to fraction form
    133,794.19/200,550.80 = 45,016.88/x
  3. Step 3: Cross multiply
    133,794.19x = 200,550.80 × 45,016.88
  4. Step 4: Simplify right side
    133,794.19x = 9,028,171,297.50
  5. Step 5: Solve for x
    x = 9,028,171,297.50/133,794.19
  6. Step 6: Final answer
    x = 67,478.05

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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.