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Finding the Fourth Proportional to 133,028.35, 199,542.53 and 133,028.35

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Solution

The fourth proportional to 133,028.35, 199,542.53 and 133,028.35 is: 199,542.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,028.35 : 199,542.53 = 133,028.35 : x
  2. Step 2: Convert to fraction form
    133,028.35/199,542.53 = 133,028.35/x
  3. Step 3: Cross multiply
    133,028.35x = 199,542.53 × 133,028.35
  4. Step 4: Simplify right side
    133,028.35x = 26,544,813,520.73
  5. Step 5: Solve for x
    x = 26,544,813,520.73/133,028.35
  6. Step 6: Final answer
    x = 199,542.53

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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.