Finding the Fourth Proportional to 122,954.30, 184,431.45 and 110,512.70
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Solution
The fourth proportional to 122,954.30, 184,431.45 and 110,512.70 is: 165,769.05
Step by Step Solution
- Step 1: Write the proportion equation
122,954.30 : 184,431.45 = 110,512.70 : x - Step 2: Convert to fraction form
122,954.30/184,431.45 = 110,512.70/x - Step 3: Cross multiply
122,954.30x = 184,431.45 × 110,512.70 - Step 4: Simplify right side
122,954.30x = 20,382,017,504.42 - Step 5: Solve for x
x = 20,382,017,504.42/122,954.30 - Step 6: Final answer
x = 165,769.05
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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.