Home / 221,170.26-331,755.38-73,426.26

Finding the Fourth Proportional to 221,170.26, 331,755.38 and 73,426.26

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Solution

The fourth proportional to 221,170.26, 331,755.38 and 73,426.26 is: 110,139.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,170.26 : 331,755.38 = 73,426.26 : x
  2. Step 2: Convert to fraction form
    221,170.26/331,755.38 = 73,426.26/x
  3. Step 3: Cross multiply
    221,170.26x = 331,755.38 × 73,426.26
  4. Step 4: Simplify right side
    221,170.26x = 24,359,556,788.28
  5. Step 5: Solve for x
    x = 24,359,556,788.28/221,170.26
  6. Step 6: Final answer
    x = 110,139.39

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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.