Finding the Fourth Proportional to 219,246.12, 328,832.12 and 61,438.27
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Solution
The fourth proportional to 219,246.12, 328,832.12 and 61,438.27 is: 92,147.02
Step by Step Solution
- Step 1: Write the proportion equation
219,246.12 : 328,832.12 = 61,438.27 : x - Step 2: Convert to fraction form
219,246.12/328,832.12 = 61,438.27/x - Step 3: Cross multiply
219,246.12x = 328,832.12 × 61,438.27 - Step 4: Simplify right side
219,246.12x = 20,202,876,573.23 - Step 5: Solve for x
x = 20,202,876,573.23/219,246.12 - Step 6: Final answer
x = 92,147.02
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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.