Finding the Fourth Proportional to 115,229.66, 172,726.11 and 44,135.62
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Solution
The fourth proportional to 115,229.66, 172,726.11 and 44,135.62 is: 66,158.09
Step by Step Solution
- Step 1: Write the proportion equation
115,229.66 : 172,726.11 = 44,135.62 : x - Step 2: Convert to fraction form
115,229.66/172,726.11 = 44,135.62/x - Step 3: Cross multiply
115,229.66x = 172,726.11 × 44,135.62 - Step 4: Simplify right side
115,229.66x = 7,623,373,523.22 - Step 5: Solve for x
x = 7,623,373,523.22/115,229.66 - Step 6: Final answer
x = 66,158.09
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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.