Finding the Fourth Proportional to 68,523.37, 102,836.99 and 29,108.14
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Solution
The fourth proportional to 68,523.37, 102,836.99 and 29,108.14 is: 43,684.27
Step by Step Solution
- Step 1: Write the proportion equation
68,523.37 : 102,836.99 = 29,108.14 : x - Step 2: Convert to fraction form
68,523.37/102,836.99 = 29,108.14/x - Step 3: Cross multiply
68,523.37x = 102,836.99 × 29,108.14 - Step 4: Simplify right side
68,523.37x = 2,993,393,502.10 - Step 5: Solve for x
x = 2,993,393,502.10/68,523.37 - Step 6: Final answer
x = 43,684.27
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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.