Finding the Fourth Proportional to 113,449.11, 170,173.62 and 46,815.99
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Solution
The fourth proportional to 113,449.11, 170,173.62 and 46,815.99 is: 70,223.97
Step by Step Solution
- Step 1: Write the proportion equation
113,449.11 : 170,173.62 = 46,815.99 : x - Step 2: Convert to fraction form
113,449.11/170,173.62 = 46,815.99/x - Step 3: Cross multiply
113,449.11x = 170,173.62 × 46,815.99 - Step 4: Simplify right side
113,449.11x = 7,966,846,492.18 - Step 5: Solve for x
x = 7,966,846,492.18/113,449.11 - Step 6: Final answer
x = 70,223.97
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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.