Finding the Fourth Proportional to 135,152.73, 202,757.72 and 40,390.29
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Solution
The fourth proportional to 135,152.73, 202,757.72 and 40,390.29 is: 60,593.99
Step by Step Solution
- Step 1: Write the proportion equation
135,152.73 : 202,757.72 = 40,390.29 : x - Step 2: Convert to fraction form
135,152.73/202,757.72 = 40,390.29/x - Step 3: Cross multiply
135,152.73x = 202,757.72 × 40,390.29 - Step 4: Simplify right side
135,152.73x = 8,189,442,908.59 - Step 5: Solve for x
x = 8,189,442,908.59/135,152.73 - Step 6: Final answer
x = 60,593.99
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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.