Finding the Fourth Proportional to 220,207.44, 303,886.57 and 119,605.44
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Solution
The fourth proportional to 220,207.44, 303,886.57 and 119,605.44 is: 165,055.67
Step by Step Solution
- Step 1: Write the proportion equation
220,207.44 : 303,886.57 = 119,605.44 : x - Step 2: Convert to fraction form
220,207.44/303,886.57 = 119,605.44/x - Step 3: Cross multiply
220,207.44x = 303,886.57 × 119,605.44 - Step 4: Simplify right side
220,207.44x = 36,346,486,914.94 - Step 5: Solve for x
x = 36,346,486,914.94/220,207.44 - Step 6: Final answer
x = 165,055.67
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1.5x scale
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.