Home / 148,163.96-204,466.24-80,180.92

Finding the Fourth Proportional to 148,163.96, 204,466.24 and 80,180.92

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Solution

The fourth proportional to 148,163.96, 204,466.24 and 80,180.92 is: 110,649.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,163.96 : 204,466.24 = 80,180.92 : x
  2. Step 2: Convert to fraction form
    148,163.96/204,466.24 = 80,180.92/x
  3. Step 3: Cross multiply
    148,163.96x = 204,466.24 × 80,180.92
  4. Step 4: Simplify right side
    148,163.96x = 16,394,290,209.81
  5. Step 5: Solve for x
    x = 16,394,290,209.81/148,163.96
  6. Step 6: Final answer
    x = 110,649.65

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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.