Finding the Fourth Proportional to 268,542.94, 370,581.81 and 147,684.19
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Solution
The fourth proportional to 268,542.94, 370,581.81 and 147,684.19 is: 203,800.09
Step by Step Solution
- Step 1: Write the proportion equation
268,542.94 : 370,581.81 = 147,684.19 : x - Step 2: Convert to fraction form
268,542.94/370,581.81 = 147,684.19/x - Step 3: Cross multiply
268,542.94x = 370,581.81 × 147,684.19 - Step 4: Simplify right side
268,542.94x = 54,729,074,438.58 - Step 5: Solve for x
x = 54,729,074,438.58/268,542.94 - Step 6: Final answer
x = 203,800.09
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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.