Finding the Fourth Proportional to 247,737.24, 341,853.84 and 140,286.60
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Solution
The fourth proportional to 247,737.24, 341,853.84 and 140,286.60 is: 193,582.17
Step by Step Solution
- Step 1: Write the proportion equation
247,737.24 : 341,853.84 = 140,286.60 : x - Step 2: Convert to fraction form
247,737.24/341,853.84 = 140,286.60/x - Step 3: Cross multiply
247,737.24x = 341,853.84 × 140,286.60 - Step 4: Simplify right side
247,737.24x = 47,957,512,910.54 - Step 5: Solve for x
x = 47,957,512,910.54/247,737.24 - Step 6: Final answer
x = 193,582.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.