Finding the Fourth Proportional to 192,622.94, 265,814.53 and 106,579.68
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Solution
The fourth proportional to 192,622.94, 265,814.53 and 106,579.68 is: 147,077.12
Step by Step Solution
- Step 1: Write the proportion equation
192,622.94 : 265,814.53 = 106,579.68 : x - Step 2: Convert to fraction form
192,622.94/265,814.53 = 106,579.68/x - Step 3: Cross multiply
192,622.94x = 265,814.53 × 106,579.68 - Step 4: Simplify right side
192,622.94x = 28,330,427,546.75 - Step 5: Solve for x
x = 28,330,427,546.75/192,622.94 - Step 6: Final answer
x = 147,077.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.