Finding the Fourth Proportional to 203,177.20, 304,785.84 and 70,039.92
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Solution
The fourth proportional to 203,177.20, 304,785.84 and 70,039.92 is: 105,066.79
Step by Step Solution
- Step 1: Write the proportion equation
203,177.20 : 304,785.84 = 70,039.92 : x - Step 2: Convert to fraction form
203,177.20/304,785.84 = 70,039.92/x - Step 3: Cross multiply
203,177.20x = 304,785.84 × 70,039.92 - Step 4: Simplify right side
203,177.20x = 21,347,175,850.73 - Step 5: Solve for x
x = 21,347,175,850.73/203,177.20 - Step 6: Final answer
x = 105,066.79
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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.