Home / 133,234.34-199,882.97-43,276.78

Finding the Fourth Proportional to 133,234.34, 199,882.97 and 43,276.78

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Solution

The fourth proportional to 133,234.34, 199,882.97 and 43,276.78 is: 64,925.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,234.34 : 199,882.97 = 43,276.78 : x
  2. Step 2: Convert to fraction form
    133,234.34/199,882.97 = 43,276.78/x
  3. Step 3: Cross multiply
    133,234.34x = 199,882.97 × 43,276.78
  4. Step 4: Simplify right side
    133,234.34x = 8,650,291,318.44
  5. Step 5: Solve for x
    x = 8,650,291,318.44/133,234.34
  6. Step 6: Final answer
    x = 64,925.39

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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.