Finding the Fourth Proportional to 225,944.26, 311,829.69 and 125,348.74
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Solution
The fourth proportional to 225,944.26, 311,829.69 and 125,348.74 is: 172,996.02
Step by Step Solution
- Step 1: Write the proportion equation
225,944.26 : 311,829.69 = 125,348.74 : x - Step 2: Convert to fraction form
225,944.26/311,829.69 = 125,348.74/x - Step 3: Cross multiply
225,944.26x = 311,829.69 × 125,348.74 - Step 4: Simplify right side
225,944.26x = 39,087,458,736.09 - Step 5: Solve for x
x = 39,087,458,736.09/225,944.26 - Step 6: Final answer
x = 172,996.02
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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.