Home / 190,917.80-263,451.14-110,350.54

Finding the Fourth Proportional to 190,917.80, 263,451.14 and 110,350.54

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Solution

The fourth proportional to 190,917.80, 263,451.14 and 110,350.54 is: 152,274.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,917.80 : 263,451.14 = 110,350.54 : x
  2. Step 2: Convert to fraction form
    190,917.80/263,451.14 = 110,350.54/x
  3. Step 3: Cross multiply
    190,917.80x = 263,451.14 × 110,350.54
  4. Step 4: Simplify right side
    190,917.80x = 29,071,975,010.86
  5. Step 5: Solve for x
    x = 29,071,975,010.86/190,917.80
  6. Step 6: Final answer
    x = 152,274.83

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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.