Finding the Fourth Proportional to 89,725.55, 134,607.64 and 44,771.09
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Solution
The fourth proportional to 89,725.55, 134,607.64 and 44,771.09 is: 67,166.27
Step by Step Solution
- Step 1: Write the proportion equation
89,725.55 : 134,607.64 = 44,771.09 : x - Step 2: Convert to fraction form
89,725.55/134,607.64 = 44,771.09/x - Step 3: Cross multiply
89,725.55x = 134,607.64 × 44,771.09 - Step 4: Simplify right side
89,725.55x = 6,026,530,765.13 - Step 5: Solve for x
x = 6,026,530,765.13/89,725.55 - Step 6: Final answer
x = 67,166.27
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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.