Finding the Fourth Proportional to 131,732.99, 197,599.99 and 31,893.03
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Solution
The fourth proportional to 131,732.99, 197,599.99 and 31,893.03 is: 47,839.67
Step by Step Solution
- Step 1: Write the proportion equation
131,732.99 : 197,599.99 = 31,893.03 : x - Step 2: Convert to fraction form
131,732.99/197,599.99 = 31,893.03/x - Step 3: Cross multiply
131,732.99x = 197,599.99 × 31,893.03 - Step 4: Simplify right side
131,732.99x = 6,302,062,409.07 - Step 5: Solve for x
x = 6,302,062,409.07/131,732.99 - Step 6: Final answer
x = 47,839.67
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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.