Finding the Fourth Proportional to 222,352.74, 306,850.41 and 121,744.26
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Solution
The fourth proportional to 222,352.74, 306,850.41 and 121,744.26 is: 168,009.07
Step by Step Solution
- Step 1: Write the proportion equation
222,352.74 : 306,850.41 = 121,744.26 : x - Step 2: Convert to fraction form
222,352.74/306,850.41 = 121,744.26/x - Step 3: Cross multiply
222,352.74x = 306,850.41 × 121,744.26 - Step 4: Simplify right side
222,352.74x = 37,357,276,096.15 - Step 5: Solve for x
x = 37,357,276,096.15/222,352.74 - Step 6: Final answer
x = 168,009.07
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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.