Home / 55,238.22-76,234.23-33,726.78

Finding the Fourth Proportional to 55,238.22, 76,234.23 and 33,726.78

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Solution

The fourth proportional to 55,238.22, 76,234.23 and 33,726.78 is: 46,546.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,238.22 : 76,234.23 = 33,726.78 : x
  2. Step 2: Convert to fraction form
    55,238.22/76,234.23 = 33,726.78/x
  3. Step 3: Cross multiply
    55,238.22x = 76,234.23 × 33,726.78
  4. Step 4: Simplify right side
    55,238.22x = 2,571,135,103.68
  5. Step 5: Solve for x
    x = 2,571,135,103.68/55,238.22
  6. Step 6: Final answer
    x = 46,546.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.