Finding the Fourth Proportional to 218,557.99, 327,855.56 and 60,786.45
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Solution
The fourth proportional to 218,557.99, 327,855.56 and 60,786.45 is: 91,184.83
Step by Step Solution
- Step 1: Write the proportion equation
218,557.99 : 327,855.56 = 60,786.45 : x - Step 2: Convert to fraction form
218,557.99/327,855.56 = 60,786.45/x - Step 3: Cross multiply
218,557.99x = 327,855.56 × 60,786.45 - Step 4: Simplify right side
218,557.99x = 19,929,174,071.77 - Step 5: Solve for x
x = 19,929,174,071.77/218,557.99 - Step 6: Final answer
x = 91,184.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.