Home / 120,169.44-180,273.60-50,055.84

Finding the Fourth Proportional to 120,169.44, 180,273.60 and 50,055.84

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Solution

The fourth proportional to 120,169.44, 180,273.60 and 50,055.84 is: 75,091.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,169.44 : 180,273.60 = 50,055.84 : x
  2. Step 2: Convert to fraction form
    120,169.44/180,273.60 = 50,055.84/x
  3. Step 3: Cross multiply
    120,169.44x = 180,273.60 × 50,055.84
  4. Step 4: Simplify right side
    120,169.44x = 9,023,746,477.82
  5. Step 5: Solve for x
    x = 9,023,746,477.82/120,169.44
  6. Step 6: Final answer
    x = 75,091.86

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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.