Finding the Fourth Proportional to 104,491.08, 156,716.21 and 33,394.65
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Solution
The fourth proportional to 104,491.08, 156,716.21 and 33,394.65 is: 50,085.45
Step by Step Solution
- Step 1: Write the proportion equation
104,491.08 : 156,716.21 = 33,394.65 : x - Step 2: Convert to fraction form
104,491.08/156,716.21 = 33,394.65/x - Step 3: Cross multiply
104,491.08x = 156,716.21 × 33,394.65 - Step 4: Simplify right side
104,491.08x = 5,233,482,478.08 - Step 5: Solve for x
x = 5,233,482,478.08/104,491.08 - Step 6: Final answer
x = 50,085.45
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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.