Finding the Fourth Proportional to 220,706.57, 331,062.90 and 62,934.99
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Solution
The fourth proportional to 220,706.57, 331,062.90 and 62,934.99 is: 94,403.35
Step by Step Solution
- Step 1: Write the proportion equation
220,706.57 : 331,062.90 = 62,934.99 : x - Step 2: Convert to fraction form
220,706.57/331,062.90 = 62,934.99/x - Step 3: Cross multiply
220,706.57x = 331,062.90 × 62,934.99 - Step 4: Simplify right side
220,706.57x = 20,835,440,300.87 - Step 5: Solve for x
x = 20,835,440,300.87/220,706.57 - Step 6: Final answer
x = 94,403.35
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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.