Home / 55,213.25-76,195.92-30,064.37

Finding the Fourth Proportional to 55,213.25, 76,195.92 and 30,064.37

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Solution

The fourth proportional to 55,213.25, 76,195.92 and 30,064.37 is: 41,489.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,213.25 : 76,195.92 = 30,064.37 : x
  2. Step 2: Convert to fraction form
    55,213.25/76,195.92 = 30,064.37/x
  3. Step 3: Cross multiply
    55,213.25x = 76,195.92 × 30,064.37
  4. Step 4: Simplify right side
    55,213.25x = 2,290,782,331.37
  5. Step 5: Solve for x
    x = 2,290,782,331.37/55,213.25
  6. Step 6: Final answer
    x = 41,489.72

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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.