Finding the Fourth Proportional to 271,522.84, 407,120.50 and 121,735.96
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Solution
The fourth proportional to 271,522.84, 407,120.50 and 121,735.96 is: 182,530.52
Step by Step Solution
- Step 1: Write the proportion equation
271,522.84 : 407,120.50 = 121,735.96 : x - Step 2: Convert to fraction form
271,522.84/407,120.50 = 121,735.96/x - Step 3: Cross multiply
271,522.84x = 407,120.50 × 121,735.96 - Step 4: Simplify right side
271,522.84x = 49,561,204,903.18 - Step 5: Solve for x
x = 49,561,204,903.18/271,522.84 - Step 6: Final answer
x = 182,530.52
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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.