Home / 221,550.44-305,757.06-126,061.16

Finding the Fourth Proportional to 221,550.44, 305,757.06 and 126,061.16

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Solution

The fourth proportional to 221,550.44, 305,757.06 and 126,061.16 is: 173,974.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,550.44 : 305,757.06 = 126,061.16 : x
  2. Step 2: Convert to fraction form
    221,550.44/305,757.06 = 126,061.16/x
  3. Step 3: Cross multiply
    221,550.44x = 305,757.06 × 126,061.16
  4. Step 4: Simplify right side
    221,550.44x = 38,544,089,661.79
  5. Step 5: Solve for x
    x = 38,544,089,661.79/221,550.44
  6. Step 6: Final answer
    x = 173,974.33

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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.