Finding the Fourth Proportional to 164,134.05, 246,201.02 and 126,748.63
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Solution
The fourth proportional to 164,134.05, 246,201.02 and 126,748.63 is: 190,122.91
Step by Step Solution
- Step 1: Write the proportion equation
164,134.05 : 246,201.02 = 126,748.63 : x - Step 2: Convert to fraction form
164,134.05/246,201.02 = 126,748.63/x - Step 3: Cross multiply
164,134.05x = 246,201.02 × 126,748.63 - Step 4: Simplify right side
164,134.05x = 31,205,642,138.92 - Step 5: Solve for x
x = 31,205,642,138.92/164,134.05 - Step 6: Final answer
x = 190,122.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.