Finding the Fourth Proportional to 201,166.80, 301,944.60 and 122,434.80
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Solution
The fourth proportional to 201,166.80, 301,944.60 and 122,434.80 is: 183,770.52
Step by Step Solution
- Step 1: Write the proportion equation
201,166.80 : 301,944.60 = 122,434.80 : x - Step 2: Convert to fraction form
201,166.80/301,944.60 = 122,434.80/x - Step 3: Cross multiply
201,166.80x = 301,944.60 × 122,434.80 - Step 4: Simplify right side
201,166.80x = 36,968,526,712.08 - Step 5: Solve for x
x = 36,968,526,712.08/201,166.80 - Step 6: Final answer
x = 183,770.52
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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.