Finding the Fourth Proportional to 234,126.72, 351,175.57 and 144,186.55
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Solution
The fourth proportional to 234,126.72, 351,175.57 and 144,186.55 is: 216,270.88
Step by Step Solution
- Step 1: Write the proportion equation
234,126.72 : 351,175.57 = 144,186.55 : x - Step 2: Convert to fraction form
234,126.72/351,175.57 = 144,186.55/x - Step 3: Cross multiply
234,126.72x = 351,175.57 × 144,186.55 - Step 4: Simplify right side
234,126.72x = 50,634,792,644.18 - Step 5: Solve for x
x = 50,634,792,644.18/234,126.72 - Step 6: Final answer
x = 216,270.88
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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.