Finding the Fourth Proportional to 192,676.83, 265,983.30 and 112,074.99
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Solution
The fourth proportional to 192,676.83, 265,983.30 and 112,074.99 is: 154,715.41
Step by Step Solution
- Step 1: Write the proportion equation
192,676.83 : 265,983.30 = 112,074.99 : x - Step 2: Convert to fraction form
192,676.83/265,983.30 = 112,074.99/x - Step 3: Cross multiply
192,676.83x = 265,983.30 × 112,074.99 - Step 4: Simplify right side
192,676.83x = 29,810,075,687.67 - Step 5: Solve for x
x = 29,810,075,687.67/192,676.83 - Step 6: Final answer
x = 154,715.41
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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.