Finding the Fourth Proportional to 209,152.08, 313,731.36 and 67,024.08
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Solution
The fourth proportional to 209,152.08, 313,731.36 and 67,024.08 is: 100,537.16
Step by Step Solution
- Step 1: Write the proportion equation
209,152.08 : 313,731.36 = 67,024.08 : x - Step 2: Convert to fraction form
209,152.08/313,731.36 = 67,024.08/x - Step 3: Cross multiply
209,152.08x = 313,731.36 × 67,024.08 - Step 4: Simplify right side
209,152.08x = 21,027,555,771.15 - Step 5: Solve for x
x = 21,027,555,771.15/209,152.08 - Step 6: Final answer
x = 100,537.16
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1.5x scale
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.