Finding the Fourth Proportional to 227,412.99, 341,198.16 and 77,758.62
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Solution
The fourth proportional to 227,412.99, 341,198.16 and 77,758.62 is: 116,664.83
Step by Step Solution
- Step 1: Write the proportion equation
227,412.99 : 341,198.16 = 77,758.62 : x - Step 2: Convert to fraction form
227,412.99/341,198.16 = 77,758.62/x - Step 3: Cross multiply
227,412.99x = 341,198.16 × 77,758.62 - Step 4: Simplify right side
227,412.99x = 26,531,098,068.14 - Step 5: Solve for x
x = 26,531,098,068.14/227,412.99 - Step 6: Final answer
x = 116,664.83
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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.