Finding the Fourth Proportional to 145,796.13, 201,236.19 and 94,935.81
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Solution
The fourth proportional to 145,796.13, 201,236.19 and 94,935.81 is: 131,035.86
Step by Step Solution
- Step 1: Write the proportion equation
145,796.13 : 201,236.19 = 94,935.81 : x - Step 2: Convert to fraction form
145,796.13/201,236.19 = 94,935.81/x - Step 3: Cross multiply
145,796.13x = 201,236.19 × 94,935.81 - Step 4: Simplify right side
145,796.13x = 19,104,520,698.96 - Step 5: Solve for x
x = 19,104,520,698.96/145,796.13 - Step 6: Final answer
x = 131,035.86
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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.