Finding the Fourth Proportional to 135,147.06, 202,753.62 and 95,243.94
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Solution
The fourth proportional to 135,147.06, 202,753.62 and 95,243.94 is: 142,889.19
Step by Step Solution
- Step 1: Write the proportion equation
135,147.06 : 202,753.62 = 95,243.94 : x - Step 2: Convert to fraction form
135,147.06/202,753.62 = 95,243.94/x - Step 3: Cross multiply
135,147.06x = 202,753.62 × 95,243.94 - Step 4: Simplify right side
135,147.06x = 19,311,053,618.06 - Step 5: Solve for x
x = 19,311,053,618.06/135,147.06 - Step 6: Final answer
x = 142,889.19
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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.