Finding the Fourth Proportional to 220,704.99, 330,827.63 and 102,279.03
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Solution
The fourth proportional to 220,704.99, 330,827.63 and 102,279.03 is: 153,312.02
Step by Step Solution
- Step 1: Write the proportion equation
220,704.99 : 330,827.63 = 102,279.03 : x - Step 2: Convert to fraction form
220,704.99/330,827.63 = 102,279.03/x - Step 3: Cross multiply
220,704.99x = 330,827.63 × 102,279.03 - Step 4: Simplify right side
220,704.99x = 33,836,728,582.20 - Step 5: Solve for x
x = 33,836,728,582.20/220,704.99 - Step 6: Final answer
x = 153,312.02
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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.