Finding the Fourth Proportional to 136,899.23, 204,944.49 and 101,122.99
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Solution
The fourth proportional to 136,899.23, 204,944.49 and 101,122.99 is: 151,385.80
Step by Step Solution
- Step 1: Write the proportion equation
136,899.23 : 204,944.49 = 101,122.99 : x - Step 2: Convert to fraction form
136,899.23/204,944.49 = 101,122.99/x - Step 3: Cross multiply
136,899.23x = 204,944.49 × 101,122.99 - Step 4: Simplify right side
136,899.23x = 20,724,599,100.46 - Step 5: Solve for x
x = 20,724,599,100.46/136,899.23 - Step 6: Final answer
x = 151,385.80
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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.