Finding the Fourth Proportional to 110,866.21, 166,195.63 and 40,726.69
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Solution
The fourth proportional to 110,866.21, 166,195.63 and 40,726.69 is: 61,051.95
Step by Step Solution
- Step 1: Write the proportion equation
110,866.21 : 166,195.63 = 40,726.69 : x - Step 2: Convert to fraction form
110,866.21/166,195.63 = 40,726.69/x - Step 3: Cross multiply
110,866.21x = 166,195.63 × 40,726.69 - Step 4: Simplify right side
110,866.21x = 6,768,597,902.36 - Step 5: Solve for x
x = 6,768,597,902.36/110,866.21 - Step 6: Final answer
x = 61,051.95
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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.