Home / 130,769.20-195,891.24-110,692.72

Finding the Fourth Proportional to 130,769.20, 195,891.24 and 110,692.72

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Solution

The fourth proportional to 130,769.20, 195,891.24 and 110,692.72 is: 165,816.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,769.20 : 195,891.24 = 110,692.72 : x
  2. Step 2: Convert to fraction form
    130,769.20/195,891.24 = 110,692.72/x
  3. Step 3: Cross multiply
    130,769.20x = 195,891.24 × 110,692.72
  4. Step 4: Simplify right side
    130,769.20x = 21,683,734,179.77
  5. Step 5: Solve for x
    x = 21,683,734,179.77/130,769.20
  6. Step 6: Final answer
    x = 165,816.83

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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.