Finding the Fourth Proportional to 68,505.54, 102,755.99 and 24,131.13
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Solution
The fourth proportional to 68,505.54, 102,755.99 and 24,131.13 is: 36,195.88
Step by Step Solution
- Step 1: Write the proportion equation
68,505.54 : 102,755.99 = 24,131.13 : x - Step 2: Convert to fraction form
68,505.54/102,755.99 = 24,131.13/x - Step 3: Cross multiply
68,505.54x = 102,755.99 × 24,131.13 - Step 4: Simplify right side
68,505.54x = 2,479,618,092.64 - Step 5: Solve for x
x = 2,479,618,092.64/68,505.54 - Step 6: Final answer
x = 36,195.88
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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.