Finding the Fourth Proportional to 239,236.68, 358,843.09 and 89,465.96
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Solution
The fourth proportional to 239,236.68, 358,843.09 and 89,465.96 is: 134,194.48
Step by Step Solution
- Step 1: Write the proportion equation
239,236.68 : 358,843.09 = 89,465.96 : x - Step 2: Convert to fraction form
239,236.68/358,843.09 = 89,465.96/x - Step 3: Cross multiply
239,236.68x = 358,843.09 × 89,465.96 - Step 4: Simplify right side
239,236.68x = 32,104,241,536.22 - Step 5: Solve for x
x = 32,104,241,536.22/239,236.68 - Step 6: Final answer
x = 134,194.48
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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.