Finding the Fourth Proportional to 149,481.07, 206,167.20 and 95,771.09
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Solution
The fourth proportional to 149,481.07, 206,167.20 and 95,771.09 is: 132,089.35
Step by Step Solution
- Step 1: Write the proportion equation
149,481.07 : 206,167.20 = 95,771.09 : x - Step 2: Convert to fraction form
149,481.07/206,167.20 = 95,771.09/x - Step 3: Cross multiply
149,481.07x = 206,167.20 × 95,771.09 - Step 4: Simplify right side
149,481.07x = 19,744,857,466.25 - Step 5: Solve for x
x = 19,744,857,466.25/149,481.07 - Step 6: Final answer
x = 132,089.35
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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.