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Finding the Fourth Proportional to 100,535.54, 150,745.66 and 41,322.38

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Solution

The fourth proportional to 100,535.54, 150,745.66 and 41,322.38 is: 61,959.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,535.54 : 150,745.66 = 41,322.38 : x
  2. Step 2: Convert to fraction form
    100,535.54/150,745.66 = 41,322.38/x
  3. Step 3: Cross multiply
    100,535.54x = 150,745.66 × 41,322.38
  4. Step 4: Simplify right side
    100,535.54x = 6,229,168,588.84
  5. Step 5: Solve for x
    x = 6,229,168,588.84/100,535.54
  6. Step 6: Final answer
    x = 61,959.87

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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.