Finding the Fourth Proportional to 61,232.64, 91,630.08 and 47,994
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Solution
The fourth proportional to 61,232.64, 91,630.08 and 47,994 is: 71,819.44
Step by Step Solution
- Step 1: Write the proportion equation
61,232.64 : 91,630.08 = 47,994 : x - Step 2: Convert to fraction form
61,232.64/91,630.08 = 47,994/x - Step 3: Cross multiply
61,232.64x = 91,630.08 × 47,994 - Step 4: Simplify right side
61,232.64x = 4,397,694,059.52 - Step 5: Solve for x
x = 4,397,694,059.52/61,232.64 - Step 6: Final answer
x = 71,819.44
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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.