Finding the Fourth Proportional to 107,603.26, 161,430.80 and 33,731.26
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Solution
The fourth proportional to 107,603.26, 161,430.80 and 33,731.26 is: 50,605.01
Step by Step Solution
- Step 1: Write the proportion equation
107,603.26 : 161,430.80 = 33,731.26 : x - Step 2: Convert to fraction form
107,603.26/161,430.80 = 33,731.26/x - Step 3: Cross multiply
107,603.26x = 161,430.80 × 33,731.26 - Step 4: Simplify right side
107,603.26x = 5,445,264,286.81 - Step 5: Solve for x
x = 5,445,264,286.81/107,603.26 - Step 6: Final answer
x = 50,605.01
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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.