Finding the Fourth Proportional to 134,475.19, 201,734.67 and 39,714.96
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Solution
The fourth proportional to 134,475.19, 201,734.67 and 39,714.96 is: 59,578.90
Step by Step Solution
- Step 1: Write the proportion equation
134,475.19 : 201,734.67 = 39,714.96 : x - Step 2: Convert to fraction form
134,475.19/201,734.67 = 39,714.96/x - Step 3: Cross multiply
134,475.19x = 201,734.67 × 39,714.96 - Step 4: Simplify right side
134,475.19x = 8,011,884,349.66 - Step 5: Solve for x
x = 8,011,884,349.66/134,475.19 - Step 6: Final answer
x = 59,578.90
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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.