Finding the Fourth Proportional to 227,268.42, 313,632.60 and 125,297.61
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Solution
The fourth proportional to 227,268.42, 313,632.60 and 125,297.61 is: 172,911.90
Step by Step Solution
- Step 1: Write the proportion equation
227,268.42 : 313,632.60 = 125,297.61 : x - Step 2: Convert to fraction form
227,268.42/313,632.60 = 125,297.61/x - Step 3: Cross multiply
227,268.42x = 313,632.60 × 125,297.61 - Step 4: Simplify right side
227,268.42x = 39,297,415,198.09 - Step 5: Solve for x
x = 39,297,415,198.09/227,268.42 - Step 6: Final answer
x = 172,911.90
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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.