Finding the Fourth Proportional to 135,207.44, 186,586.68 and 75,591.44
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Solution
The fourth proportional to 135,207.44, 186,586.68 and 75,591.44 is: 104,316.42
Step by Step Solution
- Step 1: Write the proportion equation
135,207.44 : 186,586.68 = 75,591.44 : x - Step 2: Convert to fraction form
135,207.44/186,586.68 = 75,591.44/x - Step 3: Cross multiply
135,207.44x = 186,586.68 × 75,591.44 - Step 4: Simplify right side
135,207.44x = 14,104,355,826.02 - Step 5: Solve for x
x = 14,104,355,826.02/135,207.44 - Step 6: Final answer
x = 104,316.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.