Finding the Fourth Proportional to 200,207.97, 276,166.89 and 132,225.08
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Solution
The fourth proportional to 200,207.97, 276,166.89 and 132,225.08 is: 182,391.28
Step by Step Solution
- Step 1: Write the proportion equation
200,207.97 : 276,166.89 = 132,225.08 : x - Step 2: Convert to fraction form
200,207.97/276,166.89 = 132,225.08/x - Step 3: Cross multiply
200,207.97x = 276,166.89 × 132,225.08 - Step 4: Simplify right side
200,207.97x = 36,516,187,742.77 - Step 5: Solve for x
x = 36,516,187,742.77/200,207.97 - Step 6: Final answer
x = 182,391.28
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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.