Home / 87,222.06-120,334.95-49,474.44

Finding the Fourth Proportional to 87,222.06, 120,334.95 and 49,474.44

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Solution

The fourth proportional to 87,222.06, 120,334.95 and 49,474.44 is: 68,256.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,222.06 : 120,334.95 = 49,474.44 : x
  2. Step 2: Convert to fraction form
    87,222.06/120,334.95 = 49,474.44/x
  3. Step 3: Cross multiply
    87,222.06x = 120,334.95 × 49,474.44
  4. Step 4: Simplify right side
    87,222.06x = 5,953,504,263.68
  5. Step 5: Solve for x
    x = 5,953,504,263.68/87,222.06
  6. Step 6: Final answer
    x = 68,256.86

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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.