Finding the Fourth Proportional to 218,132.99, 327,203.63 and 68,369.98
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Solution
The fourth proportional to 218,132.99, 327,203.63 and 68,369.98 is: 102,556.27
Step by Step Solution
- Step 1: Write the proportion equation
218,132.99 : 327,203.63 = 68,369.98 : x - Step 2: Convert to fraction form
218,132.99/327,203.63 = 68,369.98/x - Step 3: Cross multiply
218,132.99x = 327,203.63 × 68,369.98 - Step 4: Simplify right side
218,132.99x = 22,370,905,639.03 - Step 5: Solve for x
x = 22,370,905,639.03/218,132.99 - Step 6: Final answer
x = 102,556.27
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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.