Finding the Fourth Proportional to 107,763.98, 161,645.99 and 32,884.52
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Solution
The fourth proportional to 107,763.98, 161,645.99 and 32,884.52 is: 49,326.79
Step by Step Solution
- Step 1: Write the proportion equation
107,763.98 : 161,645.99 = 32,884.52 : x - Step 2: Convert to fraction form
107,763.98/161,645.99 = 32,884.52/x - Step 3: Cross multiply
107,763.98x = 161,645.99 × 32,884.52 - Step 4: Simplify right side
107,763.98x = 5,315,651,277.40 - Step 5: Solve for x
x = 5,315,651,277.40/107,763.98 - Step 6: Final answer
x = 49,326.79
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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.