Finding the Fourth Proportional to 83,326.75, 125,003.16 and 27,153.82
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Solution
The fourth proportional to 83,326.75, 125,003.16 and 27,153.82 is: 40,734.98
Step by Step Solution
- Step 1: Write the proportion equation
83,326.75 : 125,003.16 = 27,153.82 : x - Step 2: Convert to fraction form
83,326.75/125,003.16 = 27,153.82/x - Step 3: Cross multiply
83,326.75x = 125,003.16 × 27,153.82 - Step 4: Simplify right side
83,326.75x = 3,394,313,306.07 - Step 5: Solve for x
x = 3,394,313,306.07/83,326.75 - Step 6: Final answer
x = 40,734.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.