Finding the Fourth Proportional to 185,137.08, 277,648.21 and 66,793.05
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Solution
The fourth proportional to 185,137.08, 277,648.21 and 66,793.05 is: 100,168.86
Step by Step Solution
- Step 1: Write the proportion equation
185,137.08 : 277,648.21 = 66,793.05 : x - Step 2: Convert to fraction form
185,137.08/277,648.21 = 66,793.05/x - Step 3: Cross multiply
185,137.08x = 277,648.21 × 66,793.05 - Step 4: Simplify right side
185,137.08x = 18,544,970,772.94 - Step 5: Solve for x
x = 18,544,970,772.94/185,137.08 - Step 6: Final answer
x = 100,168.86
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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.