Finding the Fourth Proportional to 94,378.56, 141,545.16 and 27,800.70
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Solution
The fourth proportional to 94,378.56, 141,545.16 and 27,800.70 is: 41,694.37
Step by Step Solution
- Step 1: Write the proportion equation
94,378.56 : 141,545.16 = 27,800.70 : x - Step 2: Convert to fraction form
94,378.56/141,545.16 = 27,800.70/x - Step 3: Cross multiply
94,378.56x = 141,545.16 × 27,800.70 - Step 4: Simplify right side
94,378.56x = 3,935,054,529.61 - Step 5: Solve for x
x = 3,935,054,529.61/94,378.56 - Step 6: Final answer
x = 41,694.37
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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.