Finding the Fourth Proportional to 136,550.49, 204,836.67 and 104,575.65
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Solution
The fourth proportional to 136,550.49, 204,836.67 and 104,575.65 is: 156,871.84
Step by Step Solution
- Step 1: Write the proportion equation
136,550.49 : 204,836.67 = 104,575.65 : x - Step 2: Convert to fraction form
136,550.49/204,836.67 = 104,575.65/x - Step 3: Cross multiply
136,550.49x = 204,836.67 × 104,575.65 - Step 4: Simplify right side
136,550.49x = 21,420,926,362.02 - Step 5: Solve for x
x = 21,420,926,362.02/136,550.49 - Step 6: Final answer
x = 156,871.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.