Finding the Fourth Proportional to 82,202.95, 113,440.60 and 48,204.52
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Solution
The fourth proportional to 82,202.95, 113,440.60 and 48,204.52 is: 66,522.54
Step by Step Solution
- Step 1: Write the proportion equation
82,202.95 : 113,440.60 = 48,204.52 : x - Step 2: Convert to fraction form
82,202.95/113,440.60 = 48,204.52/x - Step 3: Cross multiply
82,202.95x = 113,440.60 × 48,204.52 - Step 4: Simplify right side
82,202.95x = 5,468,349,448.17 - Step 5: Solve for x
x = 5,468,349,448.17/82,202.95 - Step 6: Final answer
x = 66,522.54
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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.