Finding the Fourth Proportional to 203,659.04, 305,389.91 and 119,446.79
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Solution
The fourth proportional to 203,659.04, 305,389.91 and 119,446.79 is: 179,112.32
Step by Step Solution
- Step 1: Write the proportion equation
203,659.04 : 305,389.91 = 119,446.79 : x - Step 2: Convert to fraction form
203,659.04/305,389.91 = 119,446.79/x - Step 3: Cross multiply
203,659.04x = 305,389.91 × 119,446.79 - Step 4: Simplify right side
203,659.04x = 36,477,843,219.56 - Step 5: Solve for x
x = 36,477,843,219.56/203,659.04 - Step 6: Final answer
x = 179,112.32
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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.