Finding the Fourth Proportional to 164,306.99, 226,743.45 and 88,855.49
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Solution
The fourth proportional to 164,306.99, 226,743.45 and 88,855.49 is: 122,620.47
Step by Step Solution
- Step 1: Write the proportion equation
164,306.99 : 226,743.45 = 88,855.49 : x - Step 2: Convert to fraction form
164,306.99/226,743.45 = 88,855.49/x - Step 3: Cross multiply
164,306.99x = 226,743.45 × 88,855.49 - Step 4: Simplify right side
164,306.99x = 20,147,400,354.04 - Step 5: Solve for x
x = 20,147,400,354.04/164,306.99 - Step 6: Final answer
x = 122,620.47
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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.