Finding the Fourth Proportional to 171,382.08, 257,107.84 and 60,651.84
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Solution
The fourth proportional to 171,382.08, 257,107.84 and 60,651.84 is: 90,990.05
Step by Step Solution
- Step 1: Write the proportion equation
171,382.08 : 257,107.84 = 60,651.84 : x - Step 2: Convert to fraction form
171,382.08/257,107.84 = 60,651.84/x - Step 3: Cross multiply
171,382.08x = 257,107.84 × 60,651.84 - Step 4: Simplify right side
171,382.08x = 15,594,063,574.43 - Step 5: Solve for x
x = 15,594,063,574.43/171,382.08 - Step 6: Final answer
x = 90,990.05
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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.