Finding the Fourth Proportional to 180,246.92, 270,133.79 and 132,639.12
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Solution
The fourth proportional to 180,246.92, 270,133.79 and 132,639.12 is: 198,784.58
Step by Step Solution
- Step 1: Write the proportion equation
180,246.92 : 270,133.79 = 132,639.12 : x - Step 2: Convert to fraction form
180,246.92/270,133.79 = 132,639.12/x - Step 3: Cross multiply
180,246.92x = 270,133.79 × 132,639.12 - Step 4: Simplify right side
180,246.92x = 35,830,307,524.67 - Step 5: Solve for x
x = 35,830,307,524.67/180,246.92 - Step 6: Final answer
x = 198,784.58
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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.