Finding the Fourth Proportional to 273,511.23, 410,135.55 and 129,296.96
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Solution
The fourth proportional to 273,511.23, 410,135.55 and 129,296.96 is: 193,883.37
Step by Step Solution
- Step 1: Write the proportion equation
273,511.23 : 410,135.55 = 129,296.96 : x - Step 2: Convert to fraction form
273,511.23/410,135.55 = 129,296.96/x - Step 3: Cross multiply
273,511.23x = 410,135.55 × 129,296.96 - Step 4: Simplify right side
273,511.23x = 53,029,279,532.69 - Step 5: Solve for x
x = 53,029,279,532.69/273,511.23 - Step 6: Final answer
x = 193,883.37
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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.