Home / 100,604.36-150,812.73-33,997.91

Finding the Fourth Proportional to 100,604.36, 150,812.73 and 33,997.91

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Solution

The fourth proportional to 100,604.36, 150,812.73 and 33,997.91 is: 50,965.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,604.36 : 150,812.73 = 33,997.91 : x
  2. Step 2: Convert to fraction form
    100,604.36/150,812.73 = 33,997.91/x
  3. Step 3: Cross multiply
    100,604.36x = 150,812.73 × 33,997.91
  4. Step 4: Simplify right side
    100,604.36x = 5,127,316,867.33
  5. Step 5: Solve for x
    x = 5,127,316,867.33/100,604.36
  6. Step 6: Final answer
    x = 50,965.16

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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.