Finding the Fourth Proportional to 202,328.88, 279,318.72 and 147,819.84
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Solution
The fourth proportional to 202,328.88, 279,318.72 and 147,819.84 is: 204,067.99
Step by Step Solution
- Step 1: Write the proportion equation
202,328.88 : 279,318.72 = 147,819.84 : x - Step 2: Convert to fraction form
202,328.88/279,318.72 = 147,819.84/x - Step 3: Cross multiply
202,328.88x = 279,318.72 × 147,819.84 - Step 4: Simplify right side
202,328.88x = 41,288,848,499.40 - Step 5: Solve for x
x = 41,288,848,499.40/202,328.88 - Step 6: Final answer
x = 204,067.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.