Finding the Fourth Proportional to 178,309.92, 246,051.36 and 102,843.84
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Solution
The fourth proportional to 178,309.92, 246,051.36 and 102,843.84 is: 141,915.08
Step by Step Solution
- Step 1: Write the proportion equation
178,309.92 : 246,051.36 = 102,843.84 : x - Step 2: Convert to fraction form
178,309.92/246,051.36 = 102,843.84/x - Step 3: Cross multiply
178,309.92x = 246,051.36 × 102,843.84 - Step 4: Simplify right side
178,309.92x = 25,304,866,699.62 - Step 5: Solve for x
x = 25,304,866,699.62/178,309.92 - Step 6: Final answer
x = 141,915.08
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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.