Home / 100,936.32-151,422.24-41,738.82

Finding the Fourth Proportional to 100,936.32, 151,422.24 and 41,738.82

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Solution

The fourth proportional to 100,936.32, 151,422.24 and 41,738.82 is: 62,615.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,936.32 : 151,422.24 = 41,738.82 : x
  2. Step 2: Convert to fraction form
    100,936.32/151,422.24 = 41,738.82/x
  3. Step 3: Cross multiply
    100,936.32x = 151,422.24 × 41,738.82
  4. Step 4: Simplify right side
    100,936.32x = 6,320,185,619.36
  5. Step 5: Solve for x
    x = 6,320,185,619.36/100,936.32
  6. Step 6: Final answer
    x = 62,615.57

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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.