Finding the Fourth Proportional to 179,538.22, 247,762.68 and 98,967.09
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Solution
The fourth proportional to 179,538.22, 247,762.68 and 98,967.09 is: 136,574.55
Step by Step Solution
- Step 1: Write the proportion equation
179,538.22 : 247,762.68 = 98,967.09 : x - Step 2: Convert to fraction form
179,538.22/247,762.68 = 98,967.09/x - Step 3: Cross multiply
179,538.22x = 247,762.68 × 98,967.09 - Step 4: Simplify right side
179,538.22x = 24,520,351,450.20 - Step 5: Solve for x
x = 24,520,351,450.20/179,538.22 - Step 6: Final answer
x = 136,574.55
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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.