Finding the Fourth Proportional to 100,737.18, 151,138.62 and 48,150.75
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Solution
The fourth proportional to 100,737.18, 151,138.62 and 48,150.75 is: 72,241.83
Step by Step Solution
- Step 1: Write the proportion equation
100,737.18 : 151,138.62 = 48,150.75 : x - Step 2: Convert to fraction form
100,737.18/151,138.62 = 48,150.75/x - Step 3: Cross multiply
100,737.18x = 151,138.62 × 48,150.75 - Step 4: Simplify right side
100,737.18x = 7,277,437,906.97 - Step 5: Solve for x
x = 7,277,437,906.97/100,737.18 - Step 6: Final answer
x = 72,241.83
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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.