Finding the Fourth Proportional to 125,537.95, 173,241.77 and 68,176.87
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Solution
The fourth proportional to 125,537.95, 173,241.77 and 68,176.87 is: 94,083.75
Step by Step Solution
- Step 1: Write the proportion equation
125,537.95 : 173,241.77 = 68,176.87 : x - Step 2: Convert to fraction form
125,537.95/173,241.77 = 68,176.87/x - Step 3: Cross multiply
125,537.95x = 173,241.77 × 68,176.87 - Step 4: Simplify right side
125,537.95x = 11,811,080,936.09 - Step 5: Solve for x
x = 11,811,080,936.09/125,537.95 - Step 6: Final answer
x = 94,083.75
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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.