Finding the Fourth Proportional to 227,408.58, 313,809.12 and 125,427.96
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Solution
The fourth proportional to 227,408.58, 313,809.12 and 125,427.96 is: 173,082.47
Step by Step Solution
- Step 1: Write the proportion equation
227,408.58 : 313,809.12 = 125,427.96 : x - Step 2: Convert to fraction form
227,408.58/313,809.12 = 125,427.96/x - Step 3: Cross multiply
227,408.58x = 313,809.12 × 125,427.96 - Step 4: Simplify right side
227,408.58x = 39,360,437,751.00 - Step 5: Solve for x
x = 39,360,437,751.00/227,408.58 - Step 6: Final answer
x = 173,082.47
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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.