Finding the Fourth Proportional to 255,212.01, 382,788.84 and 68,238.09
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Solution
The fourth proportional to 255,212.01, 382,788.84 and 68,238.09 is: 102,349.33
Step by Step Solution
- Step 1: Write the proportion equation
255,212.01 : 382,788.84 = 68,238.09 : x - Step 2: Convert to fraction form
255,212.01/382,788.84 = 68,238.09/x - Step 3: Cross multiply
255,212.01x = 382,788.84 × 68,238.09 - Step 4: Simplify right side
255,212.01x = 26,120,779,314.92 - Step 5: Solve for x
x = 26,120,779,314.92/255,212.01 - Step 6: Final answer
x = 102,349.33
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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.