Finding the Fourth Proportional to 203,743.50, 305,546.02 and 70,592.68
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Solution
The fourth proportional to 203,743.50, 305,546.02 and 70,592.68 is: 105,865.03
Step by Step Solution
- Step 1: Write the proportion equation
203,743.50 : 305,546.02 = 70,592.68 : x - Step 2: Convert to fraction form
203,743.50/305,546.02 = 70,592.68/x - Step 3: Cross multiply
203,743.50x = 305,546.02 × 70,592.68 - Step 4: Simplify right side
203,743.50x = 21,569,312,415.13 - Step 5: Solve for x
x = 21,569,312,415.13/203,743.50 - Step 6: Final answer
x = 105,865.03
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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.