Finding the Fourth Proportional to 220,276.22, 330,524.07 and 87,252.35
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Solution
The fourth proportional to 220,276.22, 330,524.07 and 87,252.35 is: 130,921.99
Step by Step Solution
- Step 1: Write the proportion equation
220,276.22 : 330,524.07 = 87,252.35 : x - Step 2: Convert to fraction form
220,276.22/330,524.07 = 87,252.35/x - Step 3: Cross multiply
220,276.22x = 330,524.07 × 87,252.35 - Step 4: Simplify right side
220,276.22x = 28,839,000,186.44 - Step 5: Solve for x
x = 28,839,000,186.44/220,276.22 - Step 6: Final answer
x = 130,921.99
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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.