Finding the Fourth Proportional to 110,986.62, 166,504.58 and 51,790.00
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Solution
The fourth proportional to 110,986.62, 166,504.58 and 51,790.00 is: 77,696.50
Step by Step Solution
- Step 1: Write the proportion equation
110,986.62 : 166,504.58 = 51,790.00 : x - Step 2: Convert to fraction form
110,986.62/166,504.58 = 51,790.00/x - Step 3: Cross multiply
110,986.62x = 166,504.58 × 51,790.00 - Step 4: Simplify right side
110,986.62x = 8,623,271,911.41 - Step 5: Solve for x
x = 8,623,271,911.41/110,986.62 - Step 6: Final answer
x = 77,696.50
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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.