Finding the Fourth Proportional to 127,057.21, 190,516.19 and 58,594.44
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Solution
The fourth proportional to 127,057.21, 190,516.19 and 58,594.44 is: 87,859.55
Step by Step Solution
- Step 1: Write the proportion equation
127,057.21 : 190,516.19 = 58,594.44 : x - Step 2: Convert to fraction form
127,057.21/190,516.19 = 58,594.44/x - Step 3: Cross multiply
127,057.21x = 190,516.19 × 58,594.44 - Step 4: Simplify right side
127,057.21x = 11,163,189,463.98 - Step 5: Solve for x
x = 11,163,189,463.98/127,057.21 - Step 6: Final answer
x = 87,859.55
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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.