Home / 104,219.42-156,329.22-73,193.18

Finding the Fourth Proportional to 104,219.42, 156,329.22 and 73,193.18

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Solution

The fourth proportional to 104,219.42, 156,329.22 and 73,193.18 is: 109,789.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,219.42 : 156,329.22 = 73,193.18 : x
  2. Step 2: Convert to fraction form
    104,219.42/156,329.22 = 73,193.18/x
  3. Step 3: Cross multiply
    104,219.42x = 156,329.22 × 73,193.18
  4. Step 4: Simplify right side
    104,219.42x = 11,442,232,738.72
  5. Step 5: Solve for x
    x = 11,442,232,738.72/104,219.42
  6. Step 6: Final answer
    x = 109,789.83

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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.