Finding the Fourth Proportional to 125,426.14, 173,087.49 and 68,837.11
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Solution
The fourth proportional to 125,426.14, 173,087.49 and 68,837.11 is: 94,994.89
Step by Step Solution
- Step 1: Write the proportion equation
125,426.14 : 173,087.49 = 68,837.11 : x - Step 2: Convert to fraction form
125,426.14/173,087.49 = 68,837.11/x - Step 3: Cross multiply
125,426.14x = 173,087.49 × 68,837.11 - Step 4: Simplify right side
125,426.14x = 11,914,842,588.75 - Step 5: Solve for x
x = 11,914,842,588.75/125,426.14 - Step 6: Final answer
x = 94,994.89
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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.