Finding the Fourth Proportional to 247,471.38, 341,511.93 and 134,294.94
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Solution
The fourth proportional to 247,471.38, 341,511.93 and 134,294.94 is: 185,327.79
Step by Step Solution
- Step 1: Write the proportion equation
247,471.38 : 341,511.93 = 134,294.94 : x - Step 2: Convert to fraction form
247,471.38/341,511.93 = 134,294.94/x - Step 3: Cross multiply
247,471.38x = 341,511.93 × 134,294.94 - Step 4: Simplify right side
247,471.38x = 45,863,324,148.63 - Step 5: Solve for x
x = 45,863,324,148.63/247,471.38 - Step 6: Final answer
x = 185,327.79
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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.