Finding the Fourth Proportional to 122,193.96, 183,291.04 and 33,448.20
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Solution
The fourth proportional to 122,193.96, 183,291.04 and 33,448.20 is: 50,172.33
Step by Step Solution
- Step 1: Write the proportion equation
122,193.96 : 183,291.04 = 33,448.20 : x - Step 2: Convert to fraction form
122,193.96/183,291.04 = 33,448.20/x - Step 3: Cross multiply
122,193.96x = 183,291.04 × 33,448.20 - Step 4: Simplify right side
122,193.96x = 6,130,755,364.13 - Step 5: Solve for x
x = 6,130,755,364.13/122,193.96 - Step 6: Final answer
x = 50,172.33
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1.5x scale
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.