Finding the Fourth Proportional to 212,517.17, 318,627.79 and 94,124.33
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Solution
The fourth proportional to 212,517.17, 318,627.79 and 94,124.33 is: 141,120.96
Step by Step Solution
- Step 1: Write the proportion equation
212,517.17 : 318,627.79 = 94,124.33 : x - Step 2: Convert to fraction form
212,517.17/318,627.79 = 94,124.33/x - Step 3: Cross multiply
212,517.17x = 318,627.79 × 94,124.33 - Step 4: Simplify right side
212,517.17x = 29,990,627,253.13 - Step 5: Solve for x
x = 29,990,627,253.13/212,517.17 - Step 6: Final answer
x = 141,120.96
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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.