Finding the Fourth Proportional to 232,028.64, 320,219.68 and 135,227.40
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Solution
The fourth proportional to 232,028.64, 320,219.68 and 135,227.40 is: 186,625.56
Step by Step Solution
- Step 1: Write the proportion equation
232,028.64 : 320,219.68 = 135,227.40 : x - Step 2: Convert to fraction form
232,028.64/320,219.68 = 135,227.40/x - Step 3: Cross multiply
232,028.64x = 320,219.68 × 135,227.40 - Step 4: Simplify right side
232,028.64x = 43,302,474,755.23 - Step 5: Solve for x
x = 43,302,474,755.23/232,028.64 - Step 6: Final answer
x = 186,625.56
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1.5x scale
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.