Finding the Fourth Proportional to 235,471.68, 325,020.96 and 134,936.64
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Solution
The fourth proportional to 235,471.68, 325,020.96 and 134,936.64 is: 186,252.70
Step by Step Solution
- Step 1: Write the proportion equation
235,471.68 : 325,020.96 = 134,936.64 : x - Step 2: Convert to fraction form
235,471.68/325,020.96 = 134,936.64/x - Step 3: Cross multiply
235,471.68x = 325,020.96 × 134,936.64 - Step 4: Simplify right side
235,471.68x = 43,857,236,271.97 - Step 5: Solve for x
x = 43,857,236,271.97/235,471.68 - Step 6: Final answer
x = 186,252.70
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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.