Finding the Fourth Proportional to 241,290.09, 332,942.81 and 137,922.75
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Solution
The fourth proportional to 241,290.09, 332,942.81 and 137,922.75 is: 190,311.95
Step by Step Solution
- Step 1: Write the proportion equation
241,290.09 : 332,942.81 = 137,922.75 : x - Step 2: Convert to fraction form
241,290.09/332,942.81 = 137,922.75/x - Step 3: Cross multiply
241,290.09x = 332,942.81 × 137,922.75 - Step 4: Simplify right side
241,290.09x = 45,920,387,258.31 - Step 5: Solve for x
x = 45,920,387,258.31/241,290.09 - Step 6: Final answer
x = 190,311.95
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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.