Finding the Fourth Proportional to 218,482.49, 327,723.74 and 124,922.63
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Solution
The fourth proportional to 218,482.49, 327,723.74 and 124,922.63 is: 187,383.94
Step by Step Solution
- Step 1: Write the proportion equation
218,482.49 : 327,723.74 = 124,922.63 : x - Step 2: Convert to fraction form
218,482.49/327,723.74 = 124,922.63/x - Step 3: Cross multiply
218,482.49x = 327,723.74 × 124,922.63 - Step 4: Simplify right side
218,482.49x = 40,940,109,251.00 - Step 5: Solve for x
x = 40,940,109,251.00/218,482.49 - Step 6: Final answer
x = 187,383.94
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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.