Finding the Fourth Proportional to 165,558.91, 248,340.74 and 47,230.26
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Solution
The fourth proportional to 165,558.91, 248,340.74 and 47,230.26 is: 70,846.07
Step by Step Solution
- Step 1: Write the proportion equation
165,558.91 : 248,340.74 = 47,230.26 : x - Step 2: Convert to fraction form
165,558.91/248,340.74 = 47,230.26/x - Step 3: Cross multiply
165,558.91x = 248,340.74 × 47,230.26 - Step 4: Simplify right side
165,558.91x = 11,729,197,718.79 - Step 5: Solve for x
x = 11,729,197,718.79/165,558.91 - Step 6: Final answer
x = 70,846.07
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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.