Finding the Fourth Proportional to 132,502.59, 198,734.40 and 43,758.99
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Solution
The fourth proportional to 132,502.59, 198,734.40 and 43,758.99 is: 65,632.05
Step by Step Solution
- Step 1: Write the proportion equation
132,502.59 : 198,734.40 = 43,758.99 : x - Step 2: Convert to fraction form
132,502.59/198,734.40 = 43,758.99/x - Step 3: Cross multiply
132,502.59x = 198,734.40 × 43,758.99 - Step 4: Simplify right side
132,502.59x = 8,696,416,622.26 - Step 5: Solve for x
x = 8,696,416,622.26/132,502.59 - Step 6: Final answer
x = 65,632.05
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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.