Finding the Fourth Proportional to 205,485.99, 283,536.03 and 114,842.70
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Solution
The fourth proportional to 205,485.99, 283,536.03 and 114,842.70 is: 158,463.57
Step by Step Solution
- Step 1: Write the proportion equation
205,485.99 : 283,536.03 = 114,842.70 : x - Step 2: Convert to fraction form
205,485.99/283,536.03 = 114,842.70/x - Step 3: Cross multiply
205,485.99x = 283,536.03 × 114,842.70 - Step 4: Simplify right side
205,485.99x = 32,562,043,232.48 - Step 5: Solve for x
x = 32,562,043,232.48/205,485.99 - Step 6: Final answer
x = 158,463.57
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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.