Finding the Fourth Proportional to 125,505.24, 173,197.44 and 68,920.20
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Solution
The fourth proportional to 125,505.24, 173,197.44 and 68,920.20 is: 95,109.99
Step by Step Solution
- Step 1: Write the proportion equation
125,505.24 : 173,197.44 = 68,920.20 : x - Step 2: Convert to fraction form
125,505.24/173,197.44 = 68,920.20/x - Step 3: Cross multiply
125,505.24x = 173,197.44 × 68,920.20 - Step 4: Simplify right side
125,505.24x = 11,936,802,204.29 - Step 5: Solve for x
x = 11,936,802,204.29/125,505.24 - Step 6: Final answer
x = 95,109.99
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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.