Finding the Fourth Proportional to 102,450.14, 153,702.57 and 32,330.78
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Solution
The fourth proportional to 102,450.14, 153,702.57 and 32,330.78 is: 48,504.80
Step by Step Solution
- Step 1: Write the proportion equation
102,450.14 : 153,702.57 = 32,330.78 : x - Step 2: Convert to fraction form
102,450.14/153,702.57 = 32,330.78/x - Step 3: Cross multiply
102,450.14x = 153,702.57 × 32,330.78 - Step 4: Simplify right side
102,450.14x = 4,969,323,976.10 - Step 5: Solve for x
x = 4,969,323,976.10/102,450.14 - Step 6: Final answer
x = 48,504.80
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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.