Finding the Fourth Proportional to 136,333.02, 204,194.99 and 98,806.94
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Solution
The fourth proportional to 136,333.02, 204,194.99 and 98,806.94 is: 147,989.70
Step by Step Solution
- Step 1: Write the proportion equation
136,333.02 : 204,194.99 = 98,806.94 : x - Step 2: Convert to fraction form
136,333.02/204,194.99 = 98,806.94/x - Step 3: Cross multiply
136,333.02x = 204,194.99 × 98,806.94 - Step 4: Simplify right side
136,333.02x = 20,175,882,125.23 - Step 5: Solve for x
x = 20,175,882,125.23/136,333.02 - Step 6: Final answer
x = 147,989.70
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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.