Finding the Fourth Proportional to 106,158.17, 158,745.11 and 82,194.09
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Solution
The fourth proportional to 106,158.17, 158,745.11 and 82,194.09 is: 122,910.09
Step by Step Solution
- Step 1: Write the proportion equation
106,158.17 : 158,745.11 = 82,194.09 : x - Step 2: Convert to fraction form
106,158.17/158,745.11 = 82,194.09/x - Step 3: Cross multiply
106,158.17x = 158,745.11 × 82,194.09 - Step 4: Simplify right side
106,158.17x = 13,047,909,447.43 - Step 5: Solve for x
x = 13,047,909,447.43/106,158.17 - Step 6: Final answer
x = 122,910.09
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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.