Finding the Fourth Proportional to 156,553.65, 234,817.99 and 44,229.33
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Solution
The fourth proportional to 156,553.65, 234,817.99 and 44,229.33 is: 66,340.47
Step by Step Solution
- Step 1: Write the proportion equation
156,553.65 : 234,817.99 = 44,229.33 : x - Step 2: Convert to fraction form
156,553.65/234,817.99 = 44,229.33/x - Step 3: Cross multiply
156,553.65x = 234,817.99 × 44,229.33 - Step 4: Simplify right side
156,553.65x = 10,385,842,369.65 - Step 5: Solve for x
x = 10,385,842,369.65/156,553.65 - Step 6: Final answer
x = 66,340.47
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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.