Finding the Fourth Proportional to 271,520.84, 407,117.50 and 121,733.96
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Solution
The fourth proportional to 271,520.84, 407,117.50 and 121,733.96 is: 182,527.52
Step by Step Solution
- Step 1: Write the proportion equation
271,520.84 : 407,117.50 = 121,733.96 : x - Step 2: Convert to fraction form
271,520.84/407,117.50 = 121,733.96/x - Step 3: Cross multiply
271,520.84x = 407,117.50 × 121,733.96 - Step 4: Simplify right side
271,520.84x = 49,560,025,460.30 - Step 5: Solve for x
x = 49,560,025,460.30/271,520.84 - Step 6: Final answer
x = 182,527.52
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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.