Home / 135,079.38-202,619.07-51,953.94

Finding the Fourth Proportional to 135,079.38, 202,619.07 and 51,953.94

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Solution

The fourth proportional to 135,079.38, 202,619.07 and 51,953.94 is: 77,930.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,079.38 : 202,619.07 = 51,953.94 : x
  2. Step 2: Convert to fraction form
    135,079.38/202,619.07 = 51,953.94/x
  3. Step 3: Cross multiply
    135,079.38x = 202,619.07 × 51,953.94
  4. Step 4: Simplify right side
    135,079.38x = 10,526,858,369.20
  5. Step 5: Solve for x
    x = 10,526,858,369.20/135,079.38
  6. Step 6: Final answer
    x = 77,930.91

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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.