Finding the Fourth Proportional to 125,603.26, 173,335.73 and 68,242.01
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Solution
The fourth proportional to 125,603.26, 173,335.73 and 68,242.01 is: 94,175.72
Step by Step Solution
- Step 1: Write the proportion equation
125,603.26 : 173,335.73 = 68,242.01 : x - Step 2: Convert to fraction form
125,603.26/173,335.73 = 68,242.01/x - Step 3: Cross multiply
125,603.26x = 173,335.73 × 68,242.01 - Step 4: Simplify right side
125,603.26x = 11,828,777,412.13 - Step 5: Solve for x
x = 11,828,777,412.13/125,603.26 - Step 6: Final answer
x = 94,175.72
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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.