Home / 160,912.11-241,446.57-66,170.77

Finding the Fourth Proportional to 160,912.11, 241,446.57 and 66,170.77

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Solution

The fourth proportional to 160,912.11, 241,446.57 and 66,170.77 is: 99,288.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,912.11 : 241,446.57 = 66,170.77 : x
  2. Step 2: Convert to fraction form
    160,912.11/241,446.57 = 66,170.77/x
  3. Step 3: Cross multiply
    160,912.11x = 241,446.57 × 66,170.77
  4. Step 4: Simplify right side
    160,912.11x = 15,976,704,847.14
  5. Step 5: Solve for x
    x = 15,976,704,847.14/160,912.11
  6. Step 6: Final answer
    x = 99,288.39

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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.