Finding the Fourth Proportional to 110,566.80, 165,871.80 and 43,995.60
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Solution
The fourth proportional to 110,566.80, 165,871.80 and 43,995.60 is: 66,001.99
Step by Step Solution
- Step 1: Write the proportion equation
110,566.80 : 165,871.80 = 43,995.60 : x - Step 2: Convert to fraction form
110,566.80/165,871.80 = 43,995.60/x - Step 3: Cross multiply
110,566.80x = 165,871.80 × 43,995.60 - Step 4: Simplify right side
110,566.80x = 7,297,629,364.08 - Step 5: Solve for x
x = 7,297,629,364.08/110,566.80 - Step 6: Final answer
x = 66,001.99
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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.