Finding the Fourth Proportional to 125,536.25, 173,240.01 and 68,175.29
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Solution
The fourth proportional to 125,536.25, 173,240.01 and 68,175.29 is: 94,081.89
Step by Step Solution
- Step 1: Write the proportion equation
125,536.25 : 173,240.01 = 68,175.29 : x - Step 2: Convert to fraction form
125,536.25/173,240.01 = 68,175.29/x - Step 3: Cross multiply
125,536.25x = 173,240.01 × 68,175.29 - Step 4: Simplify right side
125,536.25x = 11,810,687,055.15 - Step 5: Solve for x
x = 11,810,687,055.15/125,536.25 - Step 6: Final answer
x = 94,081.89
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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.