Finding the Fourth Proportional to 118,137.58, 177,206.01 and 29,391.07
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Solution
The fourth proportional to 118,137.58, 177,206.01 and 29,391.07 is: 44,086.52
Step by Step Solution
- Step 1: Write the proportion equation
118,137.58 : 177,206.01 = 29,391.07 : x - Step 2: Convert to fraction form
118,137.58/177,206.01 = 29,391.07/x - Step 3: Cross multiply
118,137.58x = 177,206.01 × 29,391.07 - Step 4: Simplify right side
118,137.58x = 5,208,274,244.33 - Step 5: Solve for x
x = 5,208,274,244.33/118,137.58 - Step 6: Final answer
x = 44,086.52
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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.