Finding the Fourth Proportional to 136,102.88, 203,237.02 and 111,192.14
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Solution
The fourth proportional to 136,102.88, 203,237.02 and 111,192.14 is: 166,038.80
Step by Step Solution
- Step 1: Write the proportion equation
136,102.88 : 203,237.02 = 111,192.14 : x - Step 2: Convert to fraction form
136,102.88/203,237.02 = 111,192.14/x - Step 3: Cross multiply
136,102.88x = 203,237.02 × 111,192.14 - Step 4: Simplify right side
136,102.88x = 22,598,359,181.02 - Step 5: Solve for x
x = 22,598,359,181.02/136,102.88 - Step 6: Final answer
x = 166,038.80
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.