Finding the Fourth Proportional to 125,553.92, 173,267.40 and 68,966.48
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Solution
The fourth proportional to 125,553.92, 173,267.40 and 68,966.48 is: 95,175.39
Step by Step Solution
- Step 1: Write the proportion equation
125,553.92 : 173,267.40 = 68,966.48 : x - Step 2: Convert to fraction form
125,553.92/173,267.40 = 68,966.48/x - Step 3: Cross multiply
125,553.92x = 173,267.40 × 68,966.48 - Step 4: Simplify right side
125,553.92x = 11,949,642,676.75 - Step 5: Solve for x
x = 11,949,642,676.75/125,553.92 - Step 6: Final answer
x = 95,175.39
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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.