Finding the Fourth Proportional to 122,416.74, 183,625.92 and 33,679.62
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Solution
The fourth proportional to 122,416.74, 183,625.92 and 33,679.62 is: 50,519.65
Step by Step Solution
- Step 1: Write the proportion equation
122,416.74 : 183,625.92 = 33,679.62 : x - Step 2: Convert to fraction form
122,416.74/183,625.92 = 33,679.62/x - Step 3: Cross multiply
122,416.74x = 183,625.92 × 33,679.62 - Step 4: Simplify right side
122,416.74x = 6,184,451,207.75 - Step 5: Solve for x
x = 6,184,451,207.75/122,416.74 - Step 6: Final answer
x = 50,519.65
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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.