Finding the Fourth Proportional to 125,962.56, 173,697.21 and 97,286.94
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Solution
The fourth proportional to 125,962.56, 173,697.21 and 97,286.94 is: 134,154.70
Step by Step Solution
- Step 1: Write the proportion equation
125,962.56 : 173,697.21 = 97,286.94 : x - Step 2: Convert to fraction form
125,962.56/173,697.21 = 97,286.94/x - Step 3: Cross multiply
125,962.56x = 173,697.21 × 97,286.94 - Step 4: Simplify right side
125,962.56x = 16,898,470,047.44 - Step 5: Solve for x
x = 16,898,470,047.44/125,962.56 - Step 6: Final answer
x = 134,154.70
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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.