Finding the Fourth Proportional to 89,446.86, 134,170.97 and 26,268.08
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Solution
The fourth proportional to 89,446.86, 134,170.97 and 26,268.08 is: 39,402.31
Step by Step Solution
- Step 1: Write the proportion equation
89,446.86 : 134,170.97 = 26,268.08 : x - Step 2: Convert to fraction form
89,446.86/134,170.97 = 26,268.08/x - Step 3: Cross multiply
89,446.86x = 134,170.97 × 26,268.08 - Step 4: Simplify right side
89,446.86x = 3,524,412,971.44 - Step 5: Solve for x
x = 3,524,412,971.44/89,446.86 - Step 6: Final answer
x = 39,402.31
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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.