Finding the Fourth Proportional to 186,452.91, 279,571.37 and 127,359.99
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Solution
The fourth proportional to 186,452.91, 279,571.37 and 127,359.99 is: 190,966.21
Step by Step Solution
- Step 1: Write the proportion equation
186,452.91 : 279,571.37 = 127,359.99 : x - Step 2: Convert to fraction form
186,452.91/279,571.37 = 127,359.99/x - Step 3: Cross multiply
186,452.91x = 279,571.37 × 127,359.99 - Step 4: Simplify right side
186,452.91x = 35,606,206,250.69 - Step 5: Solve for x
x = 35,606,206,250.69/186,452.91 - Step 6: Final answer
x = 190,966.21
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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.