Finding the Fourth Proportional to 88,763.75, 122,494.77 and 48,477.99
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Solution
The fourth proportional to 88,763.75, 122,494.77 and 48,477.99 is: 66,900.06
Step by Step Solution
- Step 1: Write the proportion equation
88,763.75 : 122,494.77 = 48,477.99 : x - Step 2: Convert to fraction form
88,763.75/122,494.77 = 48,477.99/x - Step 3: Cross multiply
88,763.75x = 122,494.77 × 48,477.99 - Step 4: Simplify right side
88,763.75x = 5,938,300,235.11 - Step 5: Solve for x
x = 5,938,300,235.11/88,763.75 - Step 6: Final answer
x = 66,900.06
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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.