Finding the Fourth Proportional to 192,220.62, 288,392.58 and 92,388.01
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Solution
The fourth proportional to 192,220.62, 288,392.58 and 92,388.01 is: 138,611.65
Step by Step Solution
- Step 1: Write the proportion equation
192,220.62 : 288,392.58 = 92,388.01 : x - Step 2: Convert to fraction form
192,220.62/288,392.58 = 92,388.01/x - Step 3: Cross multiply
192,220.62x = 288,392.58 × 92,388.01 - Step 4: Simplify right side
192,220.62x = 26,644,016,564.97 - Step 5: Solve for x
x = 26,644,016,564.97/192,220.62 - Step 6: Final answer
x = 138,611.65
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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.