Finding the Fourth Proportional to 232,286.80, 320,480.28 and 135,468.88
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Solution
The fourth proportional to 232,286.80, 320,480.28 and 135,468.88 is: 186,903.02
Step by Step Solution
- Step 1: Write the proportion equation
232,286.80 : 320,480.28 = 135,468.88 : x - Step 2: Convert to fraction form
232,286.80/320,480.28 = 135,468.88/x - Step 3: Cross multiply
232,286.80x = 320,480.28 × 135,468.88 - Step 4: Simplify right side
232,286.80x = 43,415,104,593.69 - Step 5: Solve for x
x = 43,415,104,593.69/232,286.80 - Step 6: Final answer
x = 186,903.02
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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.