Finding the Fourth Proportional to 66,865.67, 100,192.87 and 24,687.62
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Solution
The fourth proportional to 66,865.67, 100,192.87 and 24,687.62 is: 36,992.43
Step by Step Solution
- Step 1: Write the proportion equation
66,865.67 : 100,192.87 = 24,687.62 : x - Step 2: Convert to fraction form
66,865.67/100,192.87 = 24,687.62/x - Step 3: Cross multiply
66,865.67x = 100,192.87 × 24,687.62 - Step 4: Simplify right side
66,865.67x = 2,473,523,268.02 - Step 5: Solve for x
x = 2,473,523,268.02/66,865.67 - Step 6: Final answer
x = 36,992.43
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1.5x scale
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.