Finding the Fourth Proportional to 205,674.68, 283,845.48 and 115,039.04
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Solution
The fourth proportional to 205,674.68, 283,845.48 and 115,039.04 is: 158,761.94
Step by Step Solution
- Step 1: Write the proportion equation
205,674.68 : 283,845.48 = 115,039.04 : x - Step 2: Convert to fraction form
205,674.68/283,845.48 = 115,039.04/x - Step 3: Cross multiply
205,674.68x = 283,845.48 × 115,039.04 - Step 4: Simplify right side
205,674.68x = 32,653,311,527.54 - Step 5: Solve for x
x = 32,653,311,527.54/205,674.68 - Step 6: Final answer
x = 158,761.94
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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.