Finding the Fourth Proportional to 229,177.08, 343,769.94 and 79,422.26
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Solution
The fourth proportional to 229,177.08, 343,769.94 and 79,422.26 is: 119,134.88
Step by Step Solution
- Step 1: Write the proportion equation
229,177.08 : 343,769.94 = 79,422.26 : x - Step 2: Convert to fraction form
229,177.08/343,769.94 = 79,422.26/x - Step 3: Cross multiply
229,177.08x = 343,769.94 × 79,422.26 - Step 4: Simplify right side
229,177.08x = 27,302,983,836.01 - Step 5: Solve for x
x = 27,302,983,836.01/229,177.08 - Step 6: Final answer
x = 119,134.88
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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.