Home / 133,181.66-199,780.17-50,076.38

Finding the Fourth Proportional to 133,181.66, 199,780.17 and 50,076.38

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Solution

The fourth proportional to 133,181.66, 199,780.17 and 50,076.38 is: 75,117.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,181.66 : 199,780.17 = 50,076.38 : x
  2. Step 2: Convert to fraction form
    133,181.66/199,780.17 = 50,076.38/x
  3. Step 3: Cross multiply
    133,181.66x = 199,780.17 × 50,076.38
  4. Step 4: Simplify right side
    133,181.66x = 10,004,267,709.38
  5. Step 5: Solve for x
    x = 10,004,267,709.38/133,181.66
  6. Step 6: Final answer
    x = 75,117.46

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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.