Finding the Fourth Proportional to 183,172.63, 274,285.74 and 126,421.70
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Solution
The fourth proportional to 183,172.63, 274,285.74 and 126,421.70 is: 189,305.95
Step by Step Solution
- Step 1: Write the proportion equation
183,172.63 : 274,285.74 = 126,421.70 : x - Step 2: Convert to fraction form
183,172.63/274,285.74 = 126,421.70/x - Step 3: Cross multiply
183,172.63x = 274,285.74 × 126,421.70 - Step 4: Simplify right side
183,172.63x = 34,675,669,536.56 - Step 5: Solve for x
x = 34,675,669,536.56/183,172.63 - Step 6: Final answer
x = 189,305.95
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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.