Finding the Fourth Proportional to 173,597.82, 239,582.79 and 105,619.68
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Solution
The fourth proportional to 173,597.82, 239,582.79 and 105,619.68 is: 145,765.99
Step by Step Solution
- Step 1: Write the proportion equation
173,597.82 : 239,582.79 = 105,619.68 : x - Step 2: Convert to fraction form
173,597.82/239,582.79 = 105,619.68/x - Step 3: Cross multiply
173,597.82x = 239,582.79 × 105,619.68 - Step 4: Simplify right side
173,597.82x = 25,304,657,613.31 - Step 5: Solve for x
x = 25,304,657,613.31/173,597.82 - Step 6: Final answer
x = 145,765.99
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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.