Finding the Fourth Proportional to 110,814.18, 166,221.30 and 27,708.18
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Solution
The fourth proportional to 110,814.18, 166,221.30 and 27,708.18 is: 41,562.28
Step by Step Solution
- Step 1: Write the proportion equation
110,814.18 : 166,221.30 = 27,708.18 : x - Step 2: Convert to fraction form
110,814.18/166,221.30 = 27,708.18/x - Step 3: Cross multiply
110,814.18x = 166,221.30 × 27,708.18 - Step 4: Simplify right side
110,814.18x = 4,605,689,700.23 - Step 5: Solve for x
x = 4,605,689,700.23/110,814.18 - Step 6: Final answer
x = 41,562.28
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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.