Finding the Fourth Proportional to 150,161.06, 207,219.49 and 82,176.67
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Solution
The fourth proportional to 150,161.06, 207,219.49 and 82,176.67 is: 113,402.28
Step by Step Solution
- Step 1: Write the proportion equation
150,161.06 : 207,219.49 = 82,176.67 : x - Step 2: Convert to fraction form
150,161.06/207,219.49 = 82,176.67/x - Step 3: Cross multiply
150,161.06x = 207,219.49 × 82,176.67 - Step 4: Simplify right side
150,161.06x = 17,028,606,923.81 - Step 5: Solve for x
x = 17,028,606,923.81/150,161.06 - Step 6: Final answer
x = 113,402.28
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1.5x scale
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.