Finding the Fourth Proportional to 224,080.81, 309,227.49 and 122,107.14
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Solution
The fourth proportional to 224,080.81, 309,227.49 and 122,107.14 is: 168,505.66
Step by Step Solution
- Step 1: Write the proportion equation
224,080.81 : 309,227.49 = 122,107.14 : x - Step 2: Convert to fraction form
224,080.81/309,227.49 = 122,107.14/x - Step 3: Cross multiply
224,080.81x = 309,227.49 × 122,107.14 - Step 4: Simplify right side
224,080.81x = 37,758,884,413.28 - Step 5: Solve for x
x = 37,758,884,413.28/224,080.81 - Step 6: Final answer
x = 168,505.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.