Finding the Fourth Proportional to 197,747.23, 272,891.46 and 107,103.37
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Solution
The fourth proportional to 197,747.23, 272,891.46 and 107,103.37 is: 147,802.80
Step by Step Solution
- Step 1: Write the proportion equation
197,747.23 : 272,891.46 = 107,103.37 : x - Step 2: Convert to fraction form
197,747.23/272,891.46 = 107,103.37/x - Step 3: Cross multiply
197,747.23x = 272,891.46 × 107,103.37 - Step 4: Simplify right side
197,747.23x = 29,227,595,010.22 - Step 5: Solve for x
x = 29,227,595,010.22/197,747.23 - Step 6: Final answer
x = 147,802.80
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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.