Finding the Fourth Proportional to 227,731.68, 341,626.68 and 87,472.08
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Solution
The fourth proportional to 227,731.68, 341,626.68 and 87,472.08 is: 131,219.32
Step by Step Solution
- Step 1: Write the proportion equation
227,731.68 : 341,626.68 = 87,472.08 : x - Step 2: Convert to fraction form
227,731.68/341,626.68 = 87,472.08/x - Step 3: Cross multiply
227,731.68x = 341,626.68 × 87,472.08 - Step 4: Simplify right side
227,731.68x = 29,882,796,283.09 - Step 5: Solve for x
x = 29,882,796,283.09/227,731.68 - Step 6: Final answer
x = 131,219.32
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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.