Finding the Fourth Proportional to 102,239.96, 153,375.42 and 32,112.68
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Solution
The fourth proportional to 102,239.96, 153,375.42 and 32,112.68 is: 48,173.88
Step by Step Solution
- Step 1: Write the proportion equation
102,239.96 : 153,375.42 = 32,112.68 : x - Step 2: Convert to fraction form
102,239.96/153,375.42 = 32,112.68/x - Step 3: Cross multiply
102,239.96x = 153,375.42 × 32,112.68 - Step 4: Simplify right side
102,239.96x = 4,925,295,782.33 - Step 5: Solve for x
x = 4,925,295,782.33/102,239.96 - Step 6: Final answer
x = 48,173.88
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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.