Finding the Fourth Proportional to 209,300.44, 313,948.08 and 51,530.26
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Solution
The fourth proportional to 209,300.44, 313,948.08 and 51,530.26 is: 77,294.75
Step by Step Solution
- Step 1: Write the proportion equation
209,300.44 : 313,948.08 = 51,530.26 : x - Step 2: Convert to fraction form
209,300.44/313,948.08 = 51,530.26/x - Step 3: Cross multiply
209,300.44x = 313,948.08 × 51,530.26 - Step 4: Simplify right side
209,300.44x = 16,177,826,188.90 - Step 5: Solve for x
x = 16,177,826,188.90/209,300.44 - Step 6: Final answer
x = 77,294.75
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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.