Finding the Fourth Proportional to 208,792.01, 288,133.73 and 113,298.70
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Solution
The fourth proportional to 208,792.01, 288,133.73 and 113,298.70 is: 156,352.62
Step by Step Solution
- Step 1: Write the proportion equation
208,792.01 : 288,133.73 = 113,298.70 : x - Step 2: Convert to fraction form
208,792.01/288,133.73 = 113,298.70/x - Step 3: Cross multiply
208,792.01x = 288,133.73 × 113,298.70 - Step 4: Simplify right side
208,792.01x = 32,645,177,350.75 - Step 5: Solve for x
x = 32,645,177,350.75/208,792.01 - Step 6: Final answer
x = 156,352.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.