Home / 155,270.12-214,211.94-95,550.44

Finding the Fourth Proportional to 155,270.12, 214,211.94 and 95,550.44

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Solution

The fourth proportional to 155,270.12, 214,211.94 and 95,550.44 is: 131,822.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,270.12 : 214,211.94 = 95,550.44 : x
  2. Step 2: Convert to fraction form
    155,270.12/214,211.94 = 95,550.44/x
  3. Step 3: Cross multiply
    155,270.12x = 214,211.94 × 95,550.44
  4. Step 4: Simplify right side
    155,270.12x = 20,468,045,120.25
  5. Step 5: Solve for x
    x = 20,468,045,120.25/155,270.12
  6. Step 6: Final answer
    x = 131,822.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.