Home / 104,137.94-156,081.69-47,900.54

Finding the Fourth Proportional to 104,137.94, 156,081.69 and 47,900.54

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Solution

The fourth proportional to 104,137.94, 156,081.69 and 47,900.54 is: 71,793.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,137.94 : 156,081.69 = 47,900.54 : x
  2. Step 2: Convert to fraction form
    104,137.94/156,081.69 = 47,900.54/x
  3. Step 3: Cross multiply
    104,137.94x = 156,081.69 × 47,900.54
  4. Step 4: Simplify right side
    104,137.94x = 7,476,397,625.32
  5. Step 5: Solve for x
    x = 7,476,397,625.32/104,137.94
  6. Step 6: Final answer
    x = 71,793.21

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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.