Finding the Fourth Proportional to 75,414.58, 104,120.87 and 46,764.68
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Solution
The fourth proportional to 75,414.58, 104,120.87 and 46,764.68 is: 64,565.48
Step by Step Solution
- Step 1: Write the proportion equation
75,414.58 : 104,120.87 = 46,764.68 : x - Step 2: Convert to fraction form
75,414.58/104,120.87 = 46,764.68/x - Step 3: Cross multiply
75,414.58x = 104,120.87 × 46,764.68 - Step 4: Simplify right side
75,414.58x = 4,869,178,412.44 - Step 5: Solve for x
x = 4,869,178,412.44/75,414.58 - Step 6: Final answer
x = 64,565.48
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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.