Finding the Fourth Proportional to 110,727.20, 166,163.70 and 63,342.20
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Solution
The fourth proportional to 110,727.20, 166,163.70 and 63,342.20 is: 95,055.00
Step by Step Solution
- Step 1: Write the proportion equation
110,727.20 : 166,163.70 = 63,342.20 : x - Step 2: Convert to fraction form
110,727.20/166,163.70 = 63,342.20/x - Step 3: Cross multiply
110,727.20x = 166,163.70 × 63,342.20 - Step 4: Simplify right side
110,727.20x = 10,525,174,318.14 - Step 5: Solve for x
x = 10,525,174,318.14/110,727.20 - Step 6: Final answer
x = 95,055.00
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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.