Finding the Fourth Proportional to 125,997.12, 173,876.00 and 69,408.48
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Solution
The fourth proportional to 125,997.12, 173,876.00 and 69,408.48 is: 95,783.69
Step by Step Solution
- Step 1: Write the proportion equation
125,997.12 : 173,876.00 = 69,408.48 : x - Step 2: Convert to fraction form
125,997.12/173,876.00 = 69,408.48/x - Step 3: Cross multiply
125,997.12x = 173,876.00 × 69,408.48 - Step 4: Simplify right side
125,997.12x = 12,068,468,521.44 - Step 5: Solve for x
x = 12,068,468,521.44/125,997.12 - Step 6: Final answer
x = 95,783.69
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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.