Home / 133,826.91-200,758.73-77,693.37

Finding the Fourth Proportional to 133,826.91, 200,758.73 and 77,693.37

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Solution

The fourth proportional to 133,826.91, 200,758.73 and 77,693.37 is: 116,550.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,826.91 : 200,758.73 = 77,693.37 : x
  2. Step 2: Convert to fraction form
    133,826.91/200,758.73 = 77,693.37/x
  3. Step 3: Cross multiply
    133,826.91x = 200,758.73 × 77,693.37
  4. Step 4: Simplify right side
    133,826.91x = 15,597,621,902.15
  5. Step 5: Solve for x
    x = 15,597,621,902.15/133,826.91
  6. Step 6: Final answer
    x = 116,550.71

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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.