Home / 120,334.43-180,499.21-41,446.91

Finding the Fourth Proportional to 120,334.43, 180,499.21 and 41,446.91

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Solution

The fourth proportional to 120,334.43, 180,499.21 and 41,446.91 is: 62,169.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,334.43 : 180,499.21 = 41,446.91 : x
  2. Step 2: Convert to fraction form
    120,334.43/180,499.21 = 41,446.91/x
  3. Step 3: Cross multiply
    120,334.43x = 180,499.21 × 41,446.91
  4. Step 4: Simplify right side
    120,334.43x = 7,481,134,511.94
  5. Step 5: Solve for x
    x = 7,481,134,511.94/120,334.43
  6. Step 6: Final answer
    x = 62,169.53

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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.