Finding the Fourth Proportional to 78,086.08, 107,754.42 and 44,092.36
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Solution
The fourth proportional to 78,086.08, 107,754.42 and 44,092.36 is: 60,844.99
Step by Step Solution
- Step 1: Write the proportion equation
78,086.08 : 107,754.42 = 44,092.36 : x - Step 2: Convert to fraction form
78,086.08/107,754.42 = 44,092.36/x - Step 3: Cross multiply
78,086.08x = 107,754.42 × 44,092.36 - Step 4: Simplify right side
78,086.08x = 4,751,146,678.23 - Step 5: Solve for x
x = 4,751,146,678.23/78,086.08 - Step 6: Final answer
x = 60,844.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.