Finding the Fourth Proportional to 179,584.73, 269,378.43 and 79,718.07
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Solution
The fourth proportional to 179,584.73, 269,378.43 and 79,718.07 is: 119,577.70
Step by Step Solution
- Step 1: Write the proportion equation
179,584.73 : 269,378.43 = 79,718.07 : x - Step 2: Convert to fraction form
179,584.73/269,378.43 = 79,718.07/x - Step 3: Cross multiply
179,584.73x = 269,378.43 × 79,718.07 - Step 4: Simplify right side
179,584.73x = 21,474,328,539.23 - Step 5: Solve for x
x = 21,474,328,539.23/179,584.73 - Step 6: Final answer
x = 119,577.70
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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.