Finding the Fourth Proportional to 68,381.19, 102,538.94 and 32,327.62
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Solution
The fourth proportional to 68,381.19, 102,538.94 and 32,327.62 is: 48,475.90
Step by Step Solution
- Step 1: Write the proportion equation
68,381.19 : 102,538.94 = 32,327.62 : x - Step 2: Convert to fraction form
68,381.19/102,538.94 = 32,327.62/x - Step 3: Cross multiply
68,381.19x = 102,538.94 × 32,327.62 - Step 4: Simplify right side
68,381.19x = 3,314,839,469.54 - Step 5: Solve for x
x = 3,314,839,469.54/68,381.19 - Step 6: Final answer
x = 48,475.90
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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.