Finding the Fourth Proportional to 125,807.97, 173,679.29 and 97,063.09
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Solution
The fourth proportional to 125,807.97, 173,679.29 and 97,063.09 is: 133,996.67
Step by Step Solution
- Step 1: Write the proportion equation
125,807.97 : 173,679.29 = 97,063.09 : x - Step 2: Convert to fraction form
125,807.97/173,679.29 = 97,063.09/x - Step 3: Cross multiply
125,807.97x = 173,679.29 × 97,063.09 - Step 4: Simplify right side
125,807.97x = 16,857,848,556.41 - Step 5: Solve for x
x = 16,857,848,556.41/125,807.97 - Step 6: Final answer
x = 133,996.67
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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.