Finding the Fourth Proportional to 234,668.17, 351,984.57 and 74,737.65
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Solution
The fourth proportional to 234,668.17, 351,984.57 and 74,737.65 is: 112,100.84
Step by Step Solution
- Step 1: Write the proportion equation
234,668.17 : 351,984.57 = 74,737.65 : x - Step 2: Convert to fraction form
234,668.17/351,984.57 = 74,737.65/x - Step 3: Cross multiply
234,668.17x = 351,984.57 × 74,737.65 - Step 4: Simplify right side
234,668.17x = 26,306,499,598.06 - Step 5: Solve for x
x = 26,306,499,598.06/234,668.17 - Step 6: Final answer
x = 112,100.84
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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.