Finding the Fourth Proportional to 125,588.06, 173,310.84 and 68,226.92
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Solution
The fourth proportional to 125,588.06, 173,310.84 and 68,226.92 is: 94,152.78
Step by Step Solution
- Step 1: Write the proportion equation
125,588.06 : 173,310.84 = 68,226.92 : x - Step 2: Convert to fraction form
125,588.06/173,310.84 = 68,226.92/x - Step 3: Cross multiply
125,588.06x = 173,310.84 × 68,226.92 - Step 4: Simplify right side
125,588.06x = 11,824,464,815.81 - Step 5: Solve for x
x = 11,824,464,815.81/125,588.06 - Step 6: Final answer
x = 94,152.78
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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.