Finding the Fourth Proportional to 205,401.92, 283,451.20 and 114,759.36
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Solution
The fourth proportional to 205,401.92, 283,451.20 and 114,759.36 is: 158,365.99
Step by Step Solution
- Step 1: Write the proportion equation
205,401.92 : 283,451.20 = 114,759.36 : x - Step 2: Convert to fraction form
205,401.92/283,451.20 = 114,759.36/x - Step 3: Cross multiply
205,401.92x = 283,451.20 × 114,759.36 - Step 4: Simplify right side
205,401.92x = 32,528,678,303.23 - Step 5: Solve for x
x = 32,528,678,303.23/205,401.92 - Step 6: Final answer
x = 158,365.99
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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.