Finding the Fourth Proportional to 125,551.26, 173,260.62 and 68,966.28
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Solution
The fourth proportional to 125,551.26, 173,260.62 and 68,966.28 is: 95,173.40
Step by Step Solution
- Step 1: Write the proportion equation
125,551.26 : 173,260.62 = 68,966.28 : x - Step 2: Convert to fraction form
125,551.26/173,260.62 = 68,966.28/x - Step 3: Cross multiply
125,551.26x = 173,260.62 × 68,966.28 - Step 4: Simplify right side
125,551.26x = 11,949,140,431.89 - Step 5: Solve for x
x = 11,949,140,431.89/125,551.26 - Step 6: Final answer
x = 95,173.40
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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.