Home / 190,755.62-263,181.86-110,172.50

Finding the Fourth Proportional to 190,755.62, 263,181.86 and 110,172.50

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Solution

The fourth proportional to 190,755.62, 263,181.86 and 110,172.50 is: 152,002.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,755.62 : 263,181.86 = 110,172.50 : x
  2. Step 2: Convert to fraction form
    190,755.62/263,181.86 = 110,172.50/x
  3. Step 3: Cross multiply
    190,755.62x = 263,181.86 × 110,172.50
  4. Step 4: Simplify right side
    190,755.62x = 28,995,403,470.85
  5. Step 5: Solve for x
    x = 28,995,403,470.85/190,755.62
  6. Step 6: Final answer
    x = 152,002.88

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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.