Finding the Fourth Proportional to 68,432.36, 102,622.41 and 32,883.75
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Solution
The fourth proportional to 68,432.36, 102,622.41 and 32,883.75 is: 49,313.07
Step by Step Solution
- Step 1: Write the proportion equation
68,432.36 : 102,622.41 = 32,883.75 : x - Step 2: Convert to fraction form
68,432.36/102,622.41 = 32,883.75/x - Step 3: Cross multiply
68,432.36x = 102,622.41 × 32,883.75 - Step 4: Simplify right side
68,432.36x = 3,374,609,674.84 - Step 5: Solve for x
x = 3,374,609,674.84/68,432.36 - Step 6: Final answer
x = 49,313.07
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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.