Finding the Fourth Proportional to 109,446.63, 164,169.98 and 26,340.63
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Solution
The fourth proportional to 109,446.63, 164,169.98 and 26,340.63 is: 39,510.95
Step by Step Solution
- Step 1: Write the proportion equation
109,446.63 : 164,169.98 = 26,340.63 : x - Step 2: Convert to fraction form
109,446.63/164,169.98 = 26,340.63/x - Step 3: Cross multiply
109,446.63x = 164,169.98 × 26,340.63 - Step 4: Simplify right side
109,446.63x = 4,324,340,568.58 - Step 5: Solve for x
x = 4,324,340,568.58/109,446.63 - Step 6: Final answer
x = 39,510.95
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1.5x scale
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.