Finding the Fourth Proportional to 125,512.24, 173,207.10 and 68,927.20
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Solution
The fourth proportional to 125,512.24, 173,207.10 and 68,927.20 is: 95,119.65
Step by Step Solution
- Step 1: Write the proportion equation
125,512.24 : 173,207.10 = 68,927.20 : x - Step 2: Convert to fraction form
125,512.24/173,207.10 = 68,927.20/x - Step 3: Cross multiply
125,512.24x = 173,207.10 × 68,927.20 - Step 4: Simplify right side
125,512.24x = 11,938,680,423.12 - Step 5: Solve for x
x = 11,938,680,423.12/125,512.24 - Step 6: Final answer
x = 95,119.65
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1.5x scale
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.