Finding the Fourth Proportional to 102,844.44, 154,353.96 and 40,558.68
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Solution
The fourth proportional to 102,844.44, 154,353.96 and 40,558.68 is: 60,872.45
Step by Step Solution
- Step 1: Write the proportion equation
102,844.44 : 154,353.96 = 40,558.68 : x - Step 2: Convert to fraction form
102,844.44/154,353.96 = 40,558.68/x - Step 3: Cross multiply
102,844.44x = 154,353.96 × 40,558.68 - Step 4: Simplify right side
102,844.44x = 6,260,392,870.37 - Step 5: Solve for x
x = 6,260,392,870.37/102,844.44 - Step 6: Final answer
x = 60,872.45
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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.