Finding the Fourth Proportional to 122,102.44, 183,172.02 and 43,217.44
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Solution
The fourth proportional to 122,102.44, 183,172.02 and 43,217.44 is: 64,832.66
Step by Step Solution
- Step 1: Write the proportion equation
122,102.44 : 183,172.02 = 43,217.44 : x - Step 2: Convert to fraction form
122,102.44/183,172.02 = 43,217.44/x - Step 3: Cross multiply
122,102.44x = 183,172.02 × 43,217.44 - Step 4: Simplify right side
122,102.44x = 7,916,225,784.03 - Step 5: Solve for x
x = 7,916,225,784.03/122,102.44 - Step 6: Final answer
x = 64,832.66
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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.