Home / 100,845.09-151,274.57-33,377.01

Finding the Fourth Proportional to 100,845.09, 151,274.57 and 33,377.01

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Solution

The fourth proportional to 100,845.09, 151,274.57 and 33,377.01 is: 50,067.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,845.09 : 151,274.57 = 33,377.01 : x
  2. Step 2: Convert to fraction form
    100,845.09/151,274.57 = 33,377.01/x
  3. Step 3: Cross multiply
    100,845.09x = 151,274.57 × 33,377.01
  4. Step 4: Simplify right side
    100,845.09x = 5,049,092,668.75
  5. Step 5: Solve for x
    x = 5,049,092,668.75/100,845.09
  6. Step 6: Final answer
    x = 50,067.81

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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.