Finding the Fourth Proportional to 225,825.44, 311,550.19 and 130,313.68
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Solution
The fourth proportional to 225,825.44, 311,550.19 and 130,313.68 is: 179,781.57
Step by Step Solution
- Step 1: Write the proportion equation
225,825.44 : 311,550.19 = 130,313.68 : x - Step 2: Convert to fraction form
225,825.44/311,550.19 = 130,313.68/x - Step 3: Cross multiply
225,825.44x = 311,550.19 × 130,313.68 - Step 4: Simplify right side
225,825.44x = 40,599,250,658.94 - Step 5: Solve for x
x = 40,599,250,658.94/225,825.44 - Step 6: Final answer
x = 179,781.57
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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.