Finding the Fourth Proportional to 134,396.66, 201,454.36 and 50,122.91
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Solution
The fourth proportional to 134,396.66, 201,454.36 and 50,122.91 is: 75,131.92
Step by Step Solution
- Step 1: Write the proportion equation
134,396.66 : 201,454.36 = 50,122.91 : x - Step 2: Convert to fraction form
134,396.66/201,454.36 = 50,122.91/x - Step 3: Cross multiply
134,396.66x = 201,454.36 × 50,122.91 - Step 4: Simplify right side
134,396.66x = 10,097,479,133.72 - Step 5: Solve for x
x = 10,097,479,133.72/134,396.66 - Step 6: Final answer
x = 75,131.92
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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.