Finding the Fourth Proportional to 69,903.92, 104,872.50 and 22,523.49
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Solution
The fourth proportional to 69,903.92, 104,872.50 and 22,523.49 is: 33,790.59
Step by Step Solution
- Step 1: Write the proportion equation
69,903.92 : 104,872.50 = 22,523.49 : x - Step 2: Convert to fraction form
69,903.92/104,872.50 = 22,523.49/x - Step 3: Cross multiply
69,903.92x = 104,872.50 × 22,523.49 - Step 4: Simplify right side
69,903.92x = 2,362,094,705.03 - Step 5: Solve for x
x = 2,362,094,705.03/69,903.92 - Step 6: Final answer
x = 33,790.59
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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.