Finding the Fourth Proportional to 134,474.19, 201,733.17 and 39,713.96
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Solution
The fourth proportional to 134,474.19, 201,733.17 and 39,713.96 is: 59,577.40
Step by Step Solution
- Step 1: Write the proportion equation
134,474.19 : 201,733.17 = 39,713.96 : x - Step 2: Convert to fraction form
134,474.19/201,733.17 = 39,713.96/x - Step 3: Cross multiply
134,474.19x = 201,733.17 × 39,713.96 - Step 4: Simplify right side
134,474.19x = 8,011,622,035.39 - Step 5: Solve for x
x = 8,011,622,035.39/134,474.19 - Step 6: Final answer
x = 59,577.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.