Finding the Fourth Proportional to 134,517.62, 201,882.99 and 75,342.26
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Solution
The fourth proportional to 134,517.62, 201,882.99 and 75,342.26 is: 113,073.07
Step by Step Solution
- Step 1: Write the proportion equation
134,517.62 : 201,882.99 = 75,342.26 : x - Step 2: Convert to fraction form
134,517.62/201,882.99 = 75,342.26/x - Step 3: Cross multiply
134,517.62x = 201,882.99 × 75,342.26 - Step 4: Simplify right side
134,517.62x = 15,210,320,722.16 - Step 5: Solve for x
x = 15,210,320,722.16/134,517.62 - Step 6: Final answer
x = 113,073.07
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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.