Finding the Fourth Proportional to 74,795.56, 112,211.64 and 22,205.08
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Solution
The fourth proportional to 74,795.56, 112,211.64 and 22,205.08 is: 33,313.05
Step by Step Solution
- Step 1: Write the proportion equation
74,795.56 : 112,211.64 = 22,205.08 : x - Step 2: Convert to fraction form
74,795.56/112,211.64 = 22,205.08/x - Step 3: Cross multiply
74,795.56x = 112,211.64 × 22,205.08 - Step 4: Simplify right side
74,795.56x = 2,491,668,443.13 - Step 5: Solve for x
x = 2,491,668,443.13/74,795.56 - Step 6: Final answer
x = 33,313.05
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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.