Finding the Fourth Proportional to 275,133.12, 412,791.99 and 106,658.94
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Solution
The fourth proportional to 275,133.12, 412,791.99 and 106,658.94 is: 160,024.20
Step by Step Solution
- Step 1: Write the proportion equation
275,133.12 : 412,791.99 = 106,658.94 : x - Step 2: Convert to fraction form
275,133.12/412,791.99 = 106,658.94/x - Step 3: Cross multiply
275,133.12x = 412,791.99 × 106,658.94 - Step 4: Simplify right side
275,133.12x = 44,027,956,093.89 - Step 5: Solve for x
x = 44,027,956,093.89/275,133.12 - Step 6: Final answer
x = 160,024.20
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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.