Finding the Fourth Proportional to 173,163.60, 259,939.80 and 133,894.80
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Solution
The fourth proportional to 173,163.60, 259,939.80 and 133,894.80 is: 200,992.52
Step by Step Solution
- Step 1: Write the proportion equation
173,163.60 : 259,939.80 = 133,894.80 : x - Step 2: Convert to fraction form
173,163.60/259,939.80 = 133,894.80/x - Step 3: Cross multiply
173,163.60x = 259,939.80 × 133,894.80 - Step 4: Simplify right side
173,163.60x = 34,804,587,533.04 - Step 5: Solve for x
x = 34,804,587,533.04/173,163.60 - Step 6: Final answer
x = 200,992.52
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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.