Finding the Fourth Proportional to 234,198.42, 351,307.35 and 67,986.42
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Solution
The fourth proportional to 234,198.42, 351,307.35 and 67,986.42 is: 101,982.45
Step by Step Solution
- Step 1: Write the proportion equation
234,198.42 : 351,307.35 = 67,986.42 : x - Step 2: Convert to fraction form
234,198.42/351,307.35 = 67,986.42/x - Step 3: Cross multiply
234,198.42x = 351,307.35 × 67,986.42 - Step 4: Simplify right side
234,198.42x = 23,884,129,896.10 - Step 5: Solve for x
x = 23,884,129,896.10/234,198.42 - Step 6: Final answer
x = 101,982.45
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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.