Finding the Fourth Proportional to 125,512.25, 173,208.12 and 68,924.84
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Solution
The fourth proportional to 125,512.25, 173,208.12 and 68,924.84 is: 95,116.95
Step by Step Solution
- Step 1: Write the proportion equation
125,512.25 : 173,208.12 = 68,924.84 : x - Step 2: Convert to fraction form
125,512.25/173,208.12 = 68,924.84/x - Step 3: Cross multiply
125,512.25x = 173,208.12 × 68,924.84 - Step 4: Simplify right side
125,512.25x = 11,938,341,957.70 - Step 5: Solve for x
x = 11,938,341,957.70/125,512.25 - Step 6: Final answer
x = 95,116.95
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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.