Finding the Fourth Proportional to 141,917.67, 193,222.87 and 141,474.80
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Solution
The fourth proportional to 141,917.67, 193,222.87 and 141,474.80 is: 192,619.90
Step by Step Solution
- Step 1: Write the proportion equation
141,917.67 : 193,222.87 = 141,474.80 : x - Step 2: Convert to fraction form
141,917.67/193,222.87 = 141,474.80/x - Step 3: Cross multiply
141,917.67x = 193,222.87 × 141,474.80 - Step 4: Simplify right side
141,917.67x = 27,336,167,018.05 - Step 5: Solve for x
x = 27,336,167,018.05/141,917.67 - Step 6: Final answer
x = 192,619.90
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Why These Related Problems?
These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.