Finding the Fourth Proportional to 178,891.97, 246,876.84 and 98,322.35
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Solution
The fourth proportional to 178,891.97, 246,876.84 and 98,322.35 is: 135,688.09
Step by Step Solution
- Step 1: Write the proportion equation
178,891.97 : 246,876.84 = 98,322.35 : x - Step 2: Convert to fraction form
178,891.97/246,876.84 = 98,322.35/x - Step 3: Cross multiply
178,891.97x = 246,876.84 × 98,322.35 - Step 4: Simplify right side
178,891.97x = 24,273,509,834.99 - Step 5: Solve for x
x = 24,273,509,834.99/178,891.97 - Step 6: Final answer
x = 135,688.09
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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.