Finding the Fourth Proportional to 118,845.01, 177,922.86 and 92,469.79
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Solution
The fourth proportional to 118,845.01, 177,922.86 and 92,469.79 is: 138,436.52
Step by Step Solution
- Step 1: Write the proportion equation
118,845.01 : 177,922.86 = 92,469.79 : x - Step 2: Convert to fraction form
118,845.01/177,922.86 = 92,469.79/x - Step 3: Cross multiply
118,845.01x = 177,922.86 × 92,469.79 - Step 4: Simplify right side
118,845.01x = 16,452,489,500.40 - Step 5: Solve for x
x = 16,452,489,500.40/118,845.01 - Step 6: Final answer
x = 138,436.52
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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.