Finding the Fourth Proportional to 125,559.46, 173,272.17 and 68,974.48
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Solution
The fourth proportional to 125,559.46, 173,272.17 and 68,974.48 is: 95,184.85
Step by Step Solution
- Step 1: Write the proportion equation
125,559.46 : 173,272.17 = 68,974.48 : x - Step 2: Convert to fraction form
125,559.46/173,272.17 = 68,974.48/x - Step 3: Cross multiply
125,559.46x = 173,272.17 × 68,974.48 - Step 4: Simplify right side
125,559.46x = 11,951,357,824.22 - Step 5: Solve for x
x = 11,951,357,824.22/125,559.46 - Step 6: Final answer
x = 95,184.85
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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.