Finding the Fourth Proportional to 173,558.18, 260,578.17 and 89,378.46
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Solution
The fourth proportional to 173,558.18, 260,578.17 and 89,378.46 is: 134,191.75
Step by Step Solution
- Step 1: Write the proportion equation
173,558.18 : 260,578.17 = 89,378.46 : x - Step 2: Convert to fraction form
173,558.18/260,578.17 = 89,378.46/x - Step 3: Cross multiply
173,558.18x = 260,578.17 × 89,378.46 - Step 4: Simplify right side
173,558.18x = 23,290,075,544.22 - Step 5: Solve for x
x = 23,290,075,544.22/173,558.18 - Step 6: Final answer
x = 134,191.75
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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.