Finding the Fourth Proportional to 195,770.58, 270,157.82 and 115,179.62
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Solution
The fourth proportional to 195,770.58, 270,157.82 and 115,179.62 is: 158,944.59
Step by Step Solution
- Step 1: Write the proportion equation
195,770.58 : 270,157.82 = 115,179.62 : x - Step 2: Convert to fraction form
195,770.58/270,157.82 = 115,179.62/x - Step 3: Cross multiply
195,770.58x = 270,157.82 × 115,179.62 - Step 4: Simplify right side
195,770.58x = 31,116,675,047.63 - Step 5: Solve for x
x = 31,116,675,047.63/195,770.58 - Step 6: Final answer
x = 158,944.59
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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.