Finding the Fourth Proportional to 118,182.63, 177,174.50 and 54,970.63
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Solution
The fourth proportional to 118,182.63, 177,174.50 and 54,970.63 is: 82,409.69
Step by Step Solution
- Step 1: Write the proportion equation
118,182.63 : 177,174.50 = 54,970.63 : x - Step 2: Convert to fraction form
118,182.63/177,174.50 = 54,970.63/x - Step 3: Cross multiply
118,182.63x = 177,174.50 × 54,970.63 - Step 4: Simplify right side
118,182.63x = 9,739,393,884.94 - Step 5: Solve for x
x = 9,739,393,884.94/118,182.63 - Step 6: Final answer
x = 82,409.69
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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.