Finding the Fourth Proportional to 134,864.80, 202,297.20 and 46,121.20
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Solution
The fourth proportional to 134,864.80, 202,297.20 and 46,121.20 is: 69,181.80
Step by Step Solution
- Step 1: Write the proportion equation
134,864.80 : 202,297.20 = 46,121.20 : x - Step 2: Convert to fraction form
134,864.80/202,297.20 = 46,121.20/x - Step 3: Cross multiply
134,864.80x = 202,297.20 × 46,121.20 - Step 4: Simplify right side
134,864.80x = 9,330,189,620.64 - Step 5: Solve for x
x = 9,330,189,620.64/134,864.80 - Step 6: Final answer
x = 69,181.80
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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.