Finding the Fourth Proportional to 68,802, 103,207.86 and 27,249
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Solution
The fourth proportional to 68,802, 103,207.86 and 27,249 is: 40,875.42
Step by Step Solution
- Step 1: Write the proportion equation
68,802 : 103,207.86 = 27,249 : x - Step 2: Convert to fraction form
68,802/103,207.86 = 27,249/x - Step 3: Cross multiply
68,802x = 103,207.86 × 27,249 - Step 4: Simplify right side
68,802x = 2,812,310,977.14 - Step 5: Solve for x
x = 2,812,310,977.14/68,802 - Step 6: Final answer
x = 40,875.42
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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.