Finding the Fourth Proportional to 136,099.62, 204,190.96 and 69,586.46
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Solution
The fourth proportional to 136,099.62, 204,190.96 and 69,586.46 is: 104,400.92
Step by Step Solution
- Step 1: Write the proportion equation
136,099.62 : 204,190.96 = 69,586.46 : x - Step 2: Convert to fraction form
136,099.62/204,190.96 = 69,586.46/x - Step 3: Cross multiply
136,099.62x = 204,190.96 × 69,586.46 - Step 4: Simplify right side
136,099.62x = 14,208,926,070.40 - Step 5: Solve for x
x = 14,208,926,070.40/136,099.62 - Step 6: Final answer
x = 104,400.92
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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.