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Finding the Fourth Proportional to 133,339.44, 200,019.80 and 44,593.40

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Solution

The fourth proportional to 133,339.44, 200,019.80 and 44,593.40 is: 66,893.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,339.44 : 200,019.80 = 44,593.40 : x
  2. Step 2: Convert to fraction form
    133,339.44/200,019.80 = 44,593.40/x
  3. Step 3: Cross multiply
    133,339.44x = 200,019.80 × 44,593.40
  4. Step 4: Simplify right side
    133,339.44x = 8,919,562,949.32
  5. Step 5: Solve for x
    x = 8,919,562,949.32/133,339.44
  6. Step 6: Final answer
    x = 66,893.66

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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.