Finding the Fourth Proportional to 186,971.22, 258,025.68 and 102,093.84
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Solution
The fourth proportional to 186,971.22, 258,025.68 and 102,093.84 is: 140,892.45
Step by Step Solution
- Step 1: Write the proportion equation
186,971.22 : 258,025.68 = 102,093.84 : x - Step 2: Convert to fraction form
186,971.22/258,025.68 = 102,093.84/x - Step 3: Cross multiply
186,971.22x = 258,025.68 × 102,093.84 - Step 4: Simplify right side
186,971.22x = 26,342,832,489.81 - Step 5: Solve for x
x = 26,342,832,489.81/186,971.22 - Step 6: Final answer
x = 140,892.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.