Finding the Fourth Proportional to 77,373.91, 116,021.98 and 35,850.07
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Solution
The fourth proportional to 77,373.91, 116,021.98 and 35,850.07 is: 53,757.09
Step by Step Solution
- Step 1: Write the proportion equation
77,373.91 : 116,021.98 = 35,850.07 : x - Step 2: Convert to fraction form
77,373.91/116,021.98 = 35,850.07/x - Step 3: Cross multiply
77,373.91x = 116,021.98 × 35,850.07 - Step 4: Simplify right side
77,373.91x = 4,159,396,104.54 - Step 5: Solve for x
x = 4,159,396,104.54/77,373.91 - Step 6: Final answer
x = 53,757.09
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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.