Home / 133,105.20-199,541.15-50,057.52

Finding the Fourth Proportional to 133,105.20, 199,541.15 and 50,057.52

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Solution

The fourth proportional to 133,105.20, 199,541.15 and 50,057.52 is: 75,042.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,105.20 : 199,541.15 = 50,057.52 : x
  2. Step 2: Convert to fraction form
    133,105.20/199,541.15 = 50,057.52/x
  3. Step 3: Cross multiply
    133,105.20x = 199,541.15 × 50,057.52
  4. Step 4: Simplify right side
    133,105.20x = 9,988,535,106.95
  5. Step 5: Solve for x
    x = 9,988,535,106.95/133,105.20
  6. Step 6: Final answer
    x = 75,042.41

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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.