Finding the Fourth Proportional to 74,296.08, 111,471.84 and 29,935.41
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Solution
The fourth proportional to 74,296.08, 111,471.84 and 29,935.41 is: 44,914.28
Step by Step Solution
- Step 1: Write the proportion equation
74,296.08 : 111,471.84 = 29,935.41 : x - Step 2: Convert to fraction form
74,296.08/111,471.84 = 29,935.41/x - Step 3: Cross multiply
74,296.08x = 111,471.84 × 29,935.41 - Step 4: Simplify right side
74,296.08x = 3,336,955,233.85 - Step 5: Solve for x
x = 3,336,955,233.85/74,296.08 - Step 6: Final answer
x = 44,914.28
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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.