Finding the Fourth Proportional to 94,197.56, 129,992.62 and 51,754.68
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Solution
The fourth proportional to 94,197.56, 129,992.62 and 51,754.68 is: 71,421.45
Step by Step Solution
- Step 1: Write the proportion equation
94,197.56 : 129,992.62 = 51,754.68 : x - Step 2: Convert to fraction form
94,197.56/129,992.62 = 51,754.68/x - Step 3: Cross multiply
94,197.56x = 129,992.62 × 51,754.68 - Step 4: Simplify right side
94,197.56x = 6,727,726,450.46 - Step 5: Solve for x
x = 6,727,726,450.46/94,197.56 - Step 6: Final answer
x = 71,421.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.