Finding the Fourth Proportional to 68,245.38, 102,367.35 and 17,644.14
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Solution
The fourth proportional to 68,245.38, 102,367.35 and 17,644.14 is: 26,466.02
Step by Step Solution
- Step 1: Write the proportion equation
68,245.38 : 102,367.35 = 17,644.14 : x - Step 2: Convert to fraction form
68,245.38/102,367.35 = 17,644.14/x - Step 3: Cross multiply
68,245.38x = 102,367.35 × 17,644.14 - Step 4: Simplify right side
68,245.38x = 1,806,183,854.83 - Step 5: Solve for x
x = 1,806,183,854.83/68,245.38 - Step 6: Final answer
x = 26,466.02
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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.