Finding the Fourth Proportional to 136,433.68, 204,664.74 and 52,193.68
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Solution
The fourth proportional to 136,433.68, 204,664.74 and 52,193.68 is: 78,295.96
Step by Step Solution
- Step 1: Write the proportion equation
136,433.68 : 204,664.74 = 52,193.68 : x - Step 2: Convert to fraction form
136,433.68/204,664.74 = 52,193.68/x - Step 3: Cross multiply
136,433.68x = 204,664.74 × 52,193.68 - Step 4: Simplify right side
136,433.68x = 10,682,205,946.84 - Step 5: Solve for x
x = 10,682,205,946.84/136,433.68 - Step 6: Final answer
x = 78,295.96
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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.