Finding the Fourth Proportional to 234,402.66, 351,613.68 and 68,190.66
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Solution
The fourth proportional to 234,402.66, 351,613.68 and 68,190.66 is: 102,288.81
Step by Step Solution
- Step 1: Write the proportion equation
234,402.66 : 351,613.68 = 68,190.66 : x - Step 2: Convert to fraction form
234,402.66/351,613.68 = 68,190.66/x - Step 3: Cross multiply
234,402.66x = 351,613.68 × 68,190.66 - Step 4: Simplify right side
234,402.66x = 23,976,768,904.23 - Step 5: Solve for x
x = 23,976,768,904.23/234,402.66 - Step 6: Final answer
x = 102,288.81
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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.