Finding the Fourth Proportional to 125,584.81, 173,306.35 and 68,223.68
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Solution
The fourth proportional to 125,584.81, 173,306.35 and 68,223.68 is: 94,148.30
Step by Step Solution
- Step 1: Write the proportion equation
125,584.81 : 173,306.35 = 68,223.68 : x - Step 2: Convert to fraction form
125,584.81/173,306.35 = 68,223.68/x - Step 3: Cross multiply
125,584.81x = 173,306.35 × 68,223.68 - Step 4: Simplify right side
125,584.81x = 11,823,595,756.72 - Step 5: Solve for x
x = 11,823,595,756.72/125,584.81 - Step 6: Final answer
x = 94,148.30
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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.