Finding the Fourth Proportional to 183,471.13, 274,980.77 and 87,458.79
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Solution
The fourth proportional to 183,471.13, 274,980.77 and 87,458.79 is: 131,080.49
Step by Step Solution
- Step 1: Write the proportion equation
183,471.13 : 274,980.77 = 87,458.79 : x - Step 2: Convert to fraction form
183,471.13/274,980.77 = 87,458.79/x - Step 3: Cross multiply
183,471.13x = 274,980.77 × 87,458.79 - Step 4: Simplify right side
183,471.13x = 24,049,485,284.51 - Step 5: Solve for x
x = 24,049,485,284.51/183,471.13 - Step 6: Final answer
x = 131,080.49
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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.