Finding the Fourth Proportional to 183,212.70, 274,206.69 and 104,305.74
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Solution
The fourth proportional to 183,212.70, 274,206.69 and 104,305.74 is: 156,109.98
Step by Step Solution
- Step 1: Write the proportion equation
183,212.70 : 274,206.69 = 104,305.74 : x - Step 2: Convert to fraction form
183,212.70/274,206.69 = 104,305.74/x - Step 3: Cross multiply
183,212.70x = 274,206.69 × 104,305.74 - Step 4: Simplify right side
183,212.70x = 28,601,331,713.40 - Step 5: Solve for x
x = 28,601,331,713.40/183,212.70 - Step 6: Final answer
x = 156,109.98
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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.