Finding the Fourth Proportional to 122,382.06, 183,537.81 and 33,638.46
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Solution
The fourth proportional to 122,382.06, 183,537.81 and 33,638.46 is: 50,447.99
Step by Step Solution
- Step 1: Write the proportion equation
122,382.06 : 183,537.81 = 33,638.46 : x - Step 2: Convert to fraction form
122,382.06/183,537.81 = 33,638.46/x - Step 3: Cross multiply
122,382.06x = 183,537.81 × 33,638.46 - Step 4: Simplify right side
122,382.06x = 6,173,929,280.17 - Step 5: Solve for x
x = 6,173,929,280.17/122,382.06 - Step 6: Final answer
x = 50,447.99
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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.