Home / 85,161.22-127,756.85-35,213.33

Finding the Fourth Proportional to 85,161.22, 127,756.85 and 35,213.33

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Solution

The fourth proportional to 85,161.22, 127,756.85 and 35,213.33 is: 52,826.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,161.22 : 127,756.85 = 35,213.33 : x
  2. Step 2: Convert to fraction form
    85,161.22/127,756.85 = 35,213.33/x
  3. Step 3: Cross multiply
    85,161.22x = 127,756.85 × 35,213.33
  4. Step 4: Simplify right side
    85,161.22x = 4,498,744,262.14
  5. Step 5: Solve for x
    x = 4,498,744,262.14/85,161.22
  6. Step 6: Final answer
    x = 52,826.21

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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.