Home / 79,755.06-119,659.80-50,138.22

Finding the Fourth Proportional to 79,755.06, 119,659.80 and 50,138.22

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Solution

The fourth proportional to 79,755.06, 119,659.80 and 50,138.22 is: 75,224.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,755.06 : 119,659.80 = 50,138.22 : x
  2. Step 2: Convert to fraction form
    79,755.06/119,659.80 = 50,138.22/x
  3. Step 3: Cross multiply
    79,755.06x = 119,659.80 × 50,138.22
  4. Step 4: Simplify right side
    79,755.06x = 5,999,529,377.56
  5. Step 5: Solve for x
    x = 5,999,529,377.56/79,755.06
  6. Step 6: Final answer
    x = 75,224.44

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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.