Finding the Fourth Proportional to 114,542.19, 171,744.21 and 51,350.87
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Solution
The fourth proportional to 114,542.19, 171,744.21 and 51,350.87 is: 76,995.33
Step by Step Solution
- Step 1: Write the proportion equation
114,542.19 : 171,744.21 = 51,350.87 : x - Step 2: Convert to fraction form
114,542.19/171,744.21 = 51,350.87/x - Step 3: Cross multiply
114,542.19x = 171,744.21 × 51,350.87 - Step 4: Simplify right side
114,542.19x = 8,819,213,742.24 - Step 5: Solve for x
x = 8,819,213,742.24/114,542.19 - Step 6: Final answer
x = 76,995.33
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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.