Finding the Fourth Proportional to 159,563.68, 239,380.52 and 47,252.64
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Solution
The fourth proportional to 159,563.68, 239,380.52 and 47,252.64 is: 70,889.32
Step by Step Solution
- Step 1: Write the proportion equation
159,563.68 : 239,380.52 = 47,252.64 : x - Step 2: Convert to fraction form
159,563.68/239,380.52 = 47,252.64/x - Step 3: Cross multiply
159,563.68x = 239,380.52 × 47,252.64 - Step 4: Simplify right side
159,563.68x = 11,311,361,534.57 - Step 5: Solve for x
x = 11,311,361,534.57/159,563.68 - Step 6: Final answer
x = 70,889.32
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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.