Finding the Fourth Proportional to 202,283.75, 303,425.63 and 54,539.75
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Solution
The fourth proportional to 202,283.75, 303,425.63 and 54,539.75 is: 81,809.63
Step by Step Solution
- Step 1: Write the proportion equation
202,283.75 : 303,425.63 = 54,539.75 : x - Step 2: Convert to fraction form
202,283.75/303,425.63 = 54,539.75/x - Step 3: Cross multiply
202,283.75x = 303,425.63 × 54,539.75 - Step 4: Simplify right side
202,283.75x = 16,548,758,003.79 - Step 5: Solve for x
x = 16,548,758,003.79/202,283.75 - Step 6: Final answer
x = 81,809.63
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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.