Finding the Fourth Proportional to 76,757.23, 115,151.37 and 32,384.08
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Solution
The fourth proportional to 76,757.23, 115,151.37 and 32,384.08 is: 48,582.67
Step by Step Solution
- Step 1: Write the proportion equation
76,757.23 : 115,151.37 = 32,384.08 : x - Step 2: Convert to fraction form
76,757.23/115,151.37 = 32,384.08/x - Step 3: Cross multiply
76,757.23x = 115,151.37 × 32,384.08 - Step 4: Simplify right side
76,757.23x = 3,729,071,178.19 - Step 5: Solve for x
x = 3,729,071,178.19/76,757.23 - Step 6: Final answer
x = 48,582.67
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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.