Finding the Fourth Proportional to 217,690.80, 326,224.68 and 124,002.96
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Solution
The fourth proportional to 217,690.80, 326,224.68 and 124,002.96 is: 185,826.99
Step by Step Solution
- Step 1: Write the proportion equation
217,690.80 : 326,224.68 = 124,002.96 : x - Step 2: Convert to fraction form
217,690.80/326,224.68 = 124,002.96/x - Step 3: Cross multiply
217,690.80x = 326,224.68 × 124,002.96 - Step 4: Simplify right side
217,690.80x = 40,452,825,945.05 - Step 5: Solve for x
x = 40,452,825,945.05/217,690.80 - Step 6: Final answer
x = 185,826.99
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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.