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Finding the Fourth Proportional to 133,352.45, 200,028.84 and 54,466.68

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Solution

The fourth proportional to 133,352.45, 200,028.84 and 54,466.68 is: 81,700.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,352.45 : 200,028.84 = 54,466.68 : x
  2. Step 2: Convert to fraction form
    133,352.45/200,028.84 = 54,466.68/x
  3. Step 3: Cross multiply
    133,352.45x = 200,028.84 × 54,466.68
  4. Step 4: Simplify right side
    133,352.45x = 10,894,906,819.05
  5. Step 5: Solve for x
    x = 10,894,906,819.05/133,352.45
  6. Step 6: Final answer
    x = 81,700.09

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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.