Finding the Fourth Proportional to 132,193.58, 198,290.36 and 38,699.33
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Solution
The fourth proportional to 132,193.58, 198,290.36 and 38,699.33 is: 58,048.99
Step by Step Solution
- Step 1: Write the proportion equation
132,193.58 : 198,290.36 = 38,699.33 : x - Step 2: Convert to fraction form
132,193.58/198,290.36 = 38,699.33/x - Step 3: Cross multiply
132,193.58x = 198,290.36 × 38,699.33 - Step 4: Simplify right side
132,193.58x = 7,673,702,892.51 - Step 5: Solve for x
x = 7,673,702,892.51/132,193.58 - Step 6: Final answer
x = 58,048.99
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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.