Finding the Fourth Proportional to 104,633.28, 156,932.64 and 30,744
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Solution
The fourth proportional to 104,633.28, 156,932.64 and 30,744 is: 46,110.92
Step by Step Solution
- Step 1: Write the proportion equation
104,633.28 : 156,932.64 = 30,744 : x - Step 2: Convert to fraction form
104,633.28/156,932.64 = 30,744/x - Step 3: Cross multiply
104,633.28x = 156,932.64 × 30,744 - Step 4: Simplify right side
104,633.28x = 4,824,737,084.16 - Step 5: Solve for x
x = 4,824,737,084.16/104,633.28 - Step 6: Final answer
x = 46,110.92
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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.