Finding the Fourth Proportional to 150,151.02, 207,208.43 and 82,167.99
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Solution
The fourth proportional to 150,151.02, 207,208.43 and 82,167.99 is: 113,391.84
Step by Step Solution
- Step 1: Write the proportion equation
150,151.02 : 207,208.43 = 82,167.99 : x - Step 2: Convert to fraction form
150,151.02/207,208.43 = 82,167.99/x - Step 3: Cross multiply
150,151.02x = 207,208.43 × 82,167.99 - Step 4: Simplify right side
150,151.02x = 17,025,899,793.32 - Step 5: Solve for x
x = 17,025,899,793.32/150,151.02 - Step 6: Final answer
x = 113,391.84
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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.