Finding the Fourth Proportional to 218,567.24, 327,738.06 and 100,137.08
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Solution
The fourth proportional to 218,567.24, 327,738.06 and 100,137.08 is: 150,153.94
Step by Step Solution
- Step 1: Write the proportion equation
218,567.24 : 327,738.06 = 100,137.08 : x - Step 2: Convert to fraction form
218,567.24/327,738.06 = 100,137.08/x - Step 3: Cross multiply
218,567.24x = 327,738.06 × 100,137.08 - Step 4: Simplify right side
218,567.24x = 32,818,732,333.26 - Step 5: Solve for x
x = 32,818,732,333.26/218,567.24 - Step 6: Final answer
x = 150,153.94
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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.