Finding the Fourth Proportional to 133,027.26, 199,540.86 and 88,740.48
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Solution
The fourth proportional to 133,027.26, 199,540.86 and 88,740.48 is: 133,110.70
Step by Step Solution
- Step 1: Write the proportion equation
133,027.26 : 199,540.86 = 88,740.48 : x - Step 2: Convert to fraction form
133,027.26/199,540.86 = 88,740.48/x - Step 3: Cross multiply
133,027.26x = 199,540.86 × 88,740.48 - Step 4: Simplify right side
133,027.26x = 17,707,351,696.01 - Step 5: Solve for x
x = 17,707,351,696.01/133,027.26 - Step 6: Final answer
x = 133,110.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.