Finding the Fourth Proportional to 201,279.68, 277,770.72 and 110,634.96
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Solution
The fourth proportional to 201,279.68, 277,770.72 and 110,634.96 is: 152,678.86
Step by Step Solution
- Step 1: Write the proportion equation
201,279.68 : 277,770.72 = 110,634.96 : x - Step 2: Convert to fraction form
201,279.68/277,770.72 = 110,634.96/x - Step 3: Cross multiply
201,279.68x = 277,770.72 × 110,634.96 - Step 4: Simplify right side
201,279.68x = 30,731,152,496.37 - Step 5: Solve for x
x = 30,731,152,496.37/201,279.68 - Step 6: Final answer
x = 152,678.86
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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.