Finding the Fourth Proportional to 225,537.44, 311,260.64 and 124,944.80
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Solution
The fourth proportional to 225,537.44, 311,260.64 and 124,944.80 is: 172,434.33
Step by Step Solution
- Step 1: Write the proportion equation
225,537.44 : 311,260.64 = 124,944.80 : x - Step 2: Convert to fraction form
225,537.44/311,260.64 = 124,944.80/x - Step 3: Cross multiply
225,537.44x = 311,260.64 × 124,944.80 - Step 4: Simplify right side
225,537.44x = 38,890,398,412.67 - Step 5: Solve for x
x = 38,890,398,412.67/225,537.44 - Step 6: Final answer
x = 172,434.33
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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.