Home / 103,467.15-155,200.73-41,137.65

Finding the Fourth Proportional to 103,467.15, 155,200.73 and 41,137.65

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Solution

The fourth proportional to 103,467.15, 155,200.73 and 41,137.65 is: 61,706.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,467.15 : 155,200.73 = 41,137.65 : x
  2. Step 2: Convert to fraction form
    103,467.15/155,200.73 = 41,137.65/x
  3. Step 3: Cross multiply
    103,467.15x = 155,200.73 × 41,137.65
  4. Step 4: Simplify right side
    103,467.15x = 6,384,593,104.80
  5. Step 5: Solve for x
    x = 6,384,593,104.80/103,467.15
  6. Step 6: Final answer
    x = 61,706.48

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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.