Finding the Fourth Proportional to 247,472.12, 341,511.52 and 134,294.87
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Solution
The fourth proportional to 247,472.12, 341,511.52 and 134,294.87 is: 185,326.92
Step by Step Solution
- Step 1: Write the proportion equation
247,472.12 : 341,511.52 = 134,294.87 : x - Step 2: Convert to fraction form
247,472.12/341,511.52 = 134,294.87/x - Step 3: Cross multiply
247,472.12x = 341,511.52 × 134,294.87 - Step 4: Simplify right side
247,472.12x = 45,863,245,181.90 - Step 5: Solve for x
x = 45,863,245,181.90/247,472.12 - Step 6: Final answer
x = 185,326.92
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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.