Finding the Fourth Proportional to 125,442.73, 173,108.08 and 68,082.15
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Solution
The fourth proportional to 125,442.73, 173,108.08 and 68,082.15 is: 93,951.80
Step by Step Solution
- Step 1: Write the proportion equation
125,442.73 : 173,108.08 = 68,082.15 : x - Step 2: Convert to fraction form
125,442.73/173,108.08 = 68,082.15/x - Step 3: Cross multiply
125,442.73x = 173,108.08 × 68,082.15 - Step 4: Simplify right side
125,442.73x = 11,785,570,268.77 - Step 5: Solve for x
x = 11,785,570,268.77/125,442.73 - Step 6: Final answer
x = 93,951.80
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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.