Finding the Fourth Proportional to 141,753.14, 212,629.86 and 133,092.62
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Solution
The fourth proportional to 141,753.14, 212,629.86 and 133,092.62 is: 199,639.07
Step by Step Solution
- Step 1: Write the proportion equation
141,753.14 : 212,629.86 = 133,092.62 : x - Step 2: Convert to fraction form
141,753.14/212,629.86 = 133,092.62/x - Step 3: Cross multiply
141,753.14x = 212,629.86 × 133,092.62 - Step 4: Simplify right side
141,753.14x = 28,299,464,891.85 - Step 5: Solve for x
x = 28,299,464,891.85/141,753.14 - Step 6: Final answer
x = 199,639.07
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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.