Finding the Fourth Proportional to 135,109.26, 201,674.51 and 119,148.62
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Solution
The fourth proportional to 135,109.26, 201,674.51 and 119,148.62 is: 177,850.41
Step by Step Solution
- Step 1: Write the proportion equation
135,109.26 : 201,674.51 = 119,148.62 : x - Step 2: Convert to fraction form
135,109.26/201,674.51 = 119,148.62/x - Step 3: Cross multiply
135,109.26x = 201,674.51 × 119,148.62 - Step 4: Simplify right side
135,109.26x = 24,029,237,951.56 - Step 5: Solve for x
x = 24,029,237,951.56/135,109.26 - Step 6: Final answer
x = 177,850.41
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.