Home / 110,049.11-165,051.79-53,865.08

Finding the Fourth Proportional to 110,049.11, 165,051.79 and 53,865.08

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Solution

The fourth proportional to 110,049.11, 165,051.79 and 53,865.08 is: 80,786.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,049.11 : 165,051.79 = 53,865.08 : x
  2. Step 2: Convert to fraction form
    110,049.11/165,051.79 = 53,865.08/x
  3. Step 3: Cross multiply
    110,049.11x = 165,051.79 × 53,865.08
  4. Step 4: Simplify right side
    110,049.11x = 8,890,526,912.57
  5. Step 5: Solve for x
    x = 8,890,526,912.57/110,049.11
  6. Step 6: Final answer
    x = 80,786.91

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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.