Finding the Fourth Proportional to 248,947.62, 343,546.16 and 141,517.65
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Solution
The fourth proportional to 248,947.62, 343,546.16 and 141,517.65 is: 195,293.47
Step by Step Solution
- Step 1: Write the proportion equation
248,947.62 : 343,546.16 = 141,517.65 : x - Step 2: Convert to fraction form
248,947.62/343,546.16 = 141,517.65/x - Step 3: Cross multiply
248,947.62x = 343,546.16 × 141,517.65 - Step 4: Simplify right side
248,947.62x = 48,617,844,522.14 - Step 5: Solve for x
x = 48,617,844,522.14/248,947.62 - Step 6: Final answer
x = 195,293.47
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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.