Finding the Fourth Proportional to 68,246.91, 102,370.37 and 26,664.75
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Solution
The fourth proportional to 68,246.91, 102,370.37 and 26,664.75 is: 39,997.13
Step by Step Solution
- Step 1: Write the proportion equation
68,246.91 : 102,370.37 = 26,664.75 : x - Step 2: Convert to fraction form
68,246.91/102,370.37 = 26,664.75/x - Step 3: Cross multiply
68,246.91x = 102,370.37 × 26,664.75 - Step 4: Simplify right side
68,246.91x = 2,729,680,190.13 - Step 5: Solve for x
x = 2,729,680,190.13/68,246.91 - Step 6: Final answer
x = 39,997.13
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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.