Finding the Fourth Proportional to 227,414.99, 341,201.16 and 77,760.62
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Solution
The fourth proportional to 227,414.99, 341,201.16 and 77,760.62 is: 116,667.83
Step by Step Solution
- Step 1: Write the proportion equation
227,414.99 : 341,201.16 = 77,760.62 : x - Step 2: Convert to fraction form
227,414.99/341,201.16 = 77,760.62/x - Step 3: Cross multiply
227,414.99x = 341,201.16 × 77,760.62 - Step 4: Simplify right side
227,414.99x = 26,532,013,746.32 - Step 5: Solve for x
x = 26,532,013,746.32/227,414.99 - Step 6: Final answer
x = 116,667.83
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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.