Finding the Fourth Proportional to 202,726.83, 304,043.09 and 76,379.75
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Solution
The fourth proportional to 202,726.83, 304,043.09 and 76,379.75 is: 114,551.85
Step by Step Solution
- Step 1: Write the proportion equation
202,726.83 : 304,043.09 = 76,379.75 : x - Step 2: Convert to fraction form
202,726.83/304,043.09 = 76,379.75/x - Step 3: Cross multiply
202,726.83x = 304,043.09 × 76,379.75 - Step 4: Simplify right side
202,726.83x = 23,222,733,301.31 - Step 5: Solve for x
x = 23,222,733,301.31/202,726.83 - Step 6: Final answer
x = 114,551.85
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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.