Finding the Fourth Proportional to 185,446.41, 277,941.60 and 85,467.84
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Solution
The fourth proportional to 185,446.41, 277,941.60 and 85,467.84 is: 128,096.67
Step by Step Solution
- Step 1: Write the proportion equation
185,446.41 : 277,941.60 = 85,467.84 : x - Step 2: Convert to fraction form
185,446.41/277,941.60 = 85,467.84/x - Step 3: Cross multiply
185,446.41x = 277,941.60 × 85,467.84 - Step 4: Simplify right side
185,446.41x = 23,755,068,198.14 - Step 5: Solve for x
x = 23,755,068,198.14/185,446.41 - Step 6: Final answer
x = 128,096.67
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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.