Finding the Fourth Proportional to 150,146.00, 207,206.49 and 82,161.51
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Solution
The fourth proportional to 150,146.00, 207,206.49 and 82,161.51 is: 113,385.63
Step by Step Solution
- Step 1: Write the proportion equation
150,146.00 : 207,206.49 = 82,161.51 : x - Step 2: Convert to fraction form
150,146.00/207,206.49 = 82,161.51/x - Step 3: Cross multiply
150,146.00x = 207,206.49 × 82,161.51 - Step 4: Simplify right side
150,146.00x = 17,024,398,100.20 - Step 5: Solve for x
x = 17,024,398,100.20/150,146.00 - Step 6: Final answer
x = 113,385.63
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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.