Finding the Fourth Proportional to 88,799.13, 122,551.25 and 48,518.94
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Solution
The fourth proportional to 88,799.13, 122,551.25 and 48,518.94 is: 66,960.75
Step by Step Solution
- Step 1: Write the proportion equation
88,799.13 : 122,551.25 = 48,518.94 : x - Step 2: Convert to fraction form
88,799.13/122,551.25 = 48,518.94/x - Step 3: Cross multiply
88,799.13x = 122,551.25 × 48,518.94 - Step 4: Simplify right side
88,799.13x = 5,946,056,745.68 - Step 5: Solve for x
x = 5,946,056,745.68/88,799.13 - Step 6: Final answer
x = 66,960.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.