Finding the Fourth Proportional to 132,282.50, 198,452.49 and 43,545.02
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Solution
The fourth proportional to 132,282.50, 198,452.49 and 43,545.02 is: 65,326.99
Step by Step Solution
- Step 1: Write the proportion equation
132,282.50 : 198,452.49 = 43,545.02 : x - Step 2: Convert to fraction form
132,282.50/198,452.49 = 43,545.02/x - Step 3: Cross multiply
132,282.50x = 198,452.49 × 43,545.02 - Step 4: Simplify right side
132,282.50x = 8,641,617,646.10 - Step 5: Solve for x
x = 8,641,617,646.10/132,282.50 - Step 6: Final answer
x = 65,326.99
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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.