Finding the Fourth Proportional to 222,260.37, 306,716.94 and 120,283.60
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Solution
The fourth proportional to 222,260.37, 306,716.94 and 120,283.60 is: 165,990.09
Step by Step Solution
- Step 1: Write the proportion equation
222,260.37 : 306,716.94 = 120,283.60 : x - Step 2: Convert to fraction form
222,260.37/306,716.94 = 120,283.60/x - Step 3: Cross multiply
222,260.37x = 306,716.94 × 120,283.60 - Step 4: Simplify right side
222,260.37x = 36,893,017,724.18 - Step 5: Solve for x
x = 36,893,017,724.18/222,260.37 - Step 6: Final answer
x = 165,990.09
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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.