Finding the Fourth Proportional to 222,917.10, 307,566.09 and 132,197.64
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Solution
The fourth proportional to 222,917.10, 307,566.09 and 132,197.64 is: 182,397.45
Step by Step Solution
- Step 1: Write the proportion equation
222,917.10 : 307,566.09 = 132,197.64 : x - Step 2: Convert to fraction form
222,917.10/307,566.09 = 132,197.64/x - Step 3: Cross multiply
222,917.10x = 307,566.09 × 132,197.64 - Step 4: Simplify right side
222,917.10x = 40,659,511,242.03 - Step 5: Solve for x
x = 40,659,511,242.03/222,917.10 - Step 6: Final answer
x = 182,397.45
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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.