Finding the Fourth Proportional to 119,808.19, 179,739.97 and 35,566.49
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Solution
The fourth proportional to 119,808.19, 179,739.97 and 35,566.49 is: 53,357.95
Step by Step Solution
- Step 1: Write the proportion equation
119,808.19 : 179,739.97 = 35,566.49 : x - Step 2: Convert to fraction form
119,808.19/179,739.97 = 35,566.49/x - Step 3: Cross multiply
119,808.19x = 179,739.97 × 35,566.49 - Step 4: Simplify right side
119,808.19x = 6,392,719,845.61 - Step 5: Solve for x
x = 6,392,719,845.61/119,808.19 - Step 6: Final answer
x = 53,357.95
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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.