Finding the Fourth Proportional to 110,726.98, 166,207.38 and 51,619.66
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Solution
The fourth proportional to 110,726.98, 166,207.38 and 51,619.66 is: 77,483.99
Step by Step Solution
- Step 1: Write the proportion equation
110,726.98 : 166,207.38 = 51,619.66 : x - Step 2: Convert to fraction form
110,726.98/166,207.38 = 51,619.66/x - Step 3: Cross multiply
110,726.98x = 166,207.38 × 51,619.66 - Step 4: Simplify right side
110,726.98x = 8,579,568,445.09 - Step 5: Solve for x
x = 8,579,568,445.09/110,726.98 - Step 6: Final answer
x = 77,483.99
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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.