Finding the Fourth Proportional to 68,267.44, 102,230.16 and 43,231.96
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Solution
The fourth proportional to 68,267.44, 102,230.16 and 43,231.96 is: 64,739.65
Step by Step Solution
- Step 1: Write the proportion equation
68,267.44 : 102,230.16 = 43,231.96 : x - Step 2: Convert to fraction form
68,267.44/102,230.16 = 43,231.96/x - Step 3: Cross multiply
68,267.44x = 102,230.16 × 43,231.96 - Step 4: Simplify right side
68,267.44x = 4,419,610,187.91 - Step 5: Solve for x
x = 4,419,610,187.91/68,267.44 - Step 6: Final answer
x = 64,739.65
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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.