Finding the Fourth Proportional to 82,432.06, 113,762.37 and 46,625.74
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Solution
The fourth proportional to 82,432.06, 113,762.37 and 46,625.74 is: 64,346.99
Step by Step Solution
- Step 1: Write the proportion equation
82,432.06 : 113,762.37 = 46,625.74 : x - Step 2: Convert to fraction form
82,432.06/113,762.37 = 46,625.74/x - Step 3: Cross multiply
82,432.06x = 113,762.37 × 46,625.74 - Step 4: Simplify right side
82,432.06x = 5,304,254,685.40 - Step 5: Solve for x
x = 5,304,254,685.40/82,432.06 - Step 6: Final answer
x = 64,346.99
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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.