Finding the Fourth Proportional to 198,007.24, 296,941.74 and 79,647.88
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Solution
The fourth proportional to 198,007.24, 296,941.74 and 79,647.88 is: 119,444.02
Step by Step Solution
- Step 1: Write the proportion equation
198,007.24 : 296,941.74 = 79,647.88 : x - Step 2: Convert to fraction form
198,007.24/296,941.74 = 79,647.88/x - Step 3: Cross multiply
198,007.24x = 296,941.74 × 79,647.88 - Step 4: Simplify right side
198,007.24x = 23,650,780,074.51 - Step 5: Solve for x
x = 23,650,780,074.51/198,007.24 - Step 6: Final answer
x = 119,444.02
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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.