Home / 100,326.72-150,496.20-33,761.22

Finding the Fourth Proportional to 100,326.72, 150,496.20 and 33,761.22

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Solution

The fourth proportional to 100,326.72, 150,496.20 and 33,761.22 is: 50,643.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,326.72 : 150,496.20 = 33,761.22 : x
  2. Step 2: Convert to fraction form
    100,326.72/150,496.20 = 33,761.22/x
  3. Step 3: Cross multiply
    100,326.72x = 150,496.20 × 33,761.22
  4. Step 4: Simplify right side
    100,326.72x = 5,080,935,317.36
  5. Step 5: Solve for x
    x = 5,080,935,317.36/100,326.72
  6. Step 6: Final answer
    x = 50,643.89

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1.5x scale

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.