Finding the Fourth Proportional to 118,390.19, 177,566.12 and 43,491.92
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Solution
The fourth proportional to 118,390.19, 177,566.12 and 43,491.92 is: 65,230.84
Step by Step Solution
- Step 1: Write the proportion equation
118,390.19 : 177,566.12 = 43,491.92 : x - Step 2: Convert to fraction form
118,390.19/177,566.12 = 43,491.92/x - Step 3: Cross multiply
118,390.19x = 177,566.12 × 43,491.92 - Step 4: Simplify right side
118,390.19x = 7,722,691,268.29 - Step 5: Solve for x
x = 7,722,691,268.29/118,390.19 - Step 6: Final answer
x = 65,230.84
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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.