Finding the Fourth Proportional to 104,571.69, 156,857.14 and 29,691.84
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Solution
The fourth proportional to 104,571.69, 156,857.14 and 29,691.84 is: 44,537.65
Step by Step Solution
- Step 1: Write the proportion equation
104,571.69 : 156,857.14 = 29,691.84 : x - Step 2: Convert to fraction form
104,571.69/156,857.14 = 29,691.84/x - Step 3: Cross multiply
104,571.69x = 156,857.14 × 29,691.84 - Step 4: Simplify right side
104,571.69x = 4,657,377,103.74 - Step 5: Solve for x
x = 4,657,377,103.74/104,571.69 - Step 6: Final answer
x = 44,537.65
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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.