Finding the Fourth Proportional to 192,408.80, 265,608.44 and 147,088.68
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Solution
The fourth proportional to 192,408.80, 265,608.44 and 147,088.68 is: 203,046.82
Step by Step Solution
- Step 1: Write the proportion equation
192,408.80 : 265,608.44 = 147,088.68 : x - Step 2: Convert to fraction form
192,408.80/265,608.44 = 147,088.68/x - Step 3: Cross multiply
192,408.80x = 265,608.44 × 147,088.68 - Step 4: Simplify right side
192,408.80x = 39,067,994,836.46 - Step 5: Solve for x
x = 39,067,994,836.46/192,408.80 - Step 6: Final answer
x = 203,046.82
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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.