Finding the Fourth Proportional to 230,367.87, 345,130.74 and 167,031.09
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Solution
The fourth proportional to 230,367.87, 345,130.74 and 167,031.09 is: 250,241.34
Step by Step Solution
- Step 1: Write the proportion equation
230,367.87 : 345,130.74 = 167,031.09 : x - Step 2: Convert to fraction form
230,367.87/345,130.74 = 167,031.09/x - Step 3: Cross multiply
230,367.87x = 345,130.74 × 167,031.09 - Step 4: Simplify right side
230,367.87x = 57,647,563,694.71 - Step 5: Solve for x
x = 57,647,563,694.71/230,367.87 - Step 6: Final answer
x = 250,241.34
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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.