Finding the Fourth Proportional to 125,585.06, 173,306.69 and 68,223.92
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Solution
The fourth proportional to 125,585.06, 173,306.69 and 68,223.92 is: 94,148.63
Step by Step Solution
- Step 1: Write the proportion equation
125,585.06 : 173,306.69 = 68,223.92 : x - Step 2: Convert to fraction form
125,585.06/173,306.69 = 68,223.92/x - Step 3: Cross multiply
125,585.06x = 173,306.69 × 68,223.92 - Step 4: Simplify right side
125,585.06x = 11,823,661,754.02 - Step 5: Solve for x
x = 11,823,661,754.02/125,585.06 - Step 6: Final answer
x = 94,148.63
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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.