Finding the Fourth Proportional to 107,671.68, 161,533.08 and 33,799.68
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Solution
The fourth proportional to 107,671.68, 161,533.08 and 33,799.68 is: 50,707.54
Step by Step Solution
- Step 1: Write the proportion equation
107,671.68 : 161,533.08 = 33,799.68 : x - Step 2: Convert to fraction form
107,671.68/161,533.08 = 33,799.68/x - Step 3: Cross multiply
107,671.68x = 161,533.08 × 33,799.68 - Step 4: Simplify right side
107,671.68x = 5,459,766,413.41 - Step 5: Solve for x
x = 5,459,766,413.41/107,671.68 - Step 6: Final answer
x = 50,707.54
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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.