Finding the Fourth Proportional to 134,035.62, 199,584.28 and 129,246.08
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Solution
The fourth proportional to 134,035.62, 199,584.28 and 129,246.08 is: 192,452.47
Step by Step Solution
- Step 1: Write the proportion equation
134,035.62 : 199,584.28 = 129,246.08 : x - Step 2: Convert to fraction form
134,035.62/199,584.28 = 129,246.08/x - Step 3: Cross multiply
134,035.62x = 199,584.28 × 129,246.08 - Step 4: Simplify right side
134,035.62x = 25,795,485,819.62 - Step 5: Solve for x
x = 25,795,485,819.62/134,035.62 - Step 6: Final answer
x = 192,452.47
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.