Finding the Fourth Proportional to 76,066.09, 104,977.76 and 44,232.75
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Solution
The fourth proportional to 76,066.09, 104,977.76 and 44,232.75 is: 61,045.01
Step by Step Solution
- Step 1: Write the proportion equation
76,066.09 : 104,977.76 = 44,232.75 : x - Step 2: Convert to fraction form
76,066.09/104,977.76 = 44,232.75/x - Step 3: Cross multiply
76,066.09x = 104,977.76 × 44,232.75 - Step 4: Simplify right side
76,066.09x = 4,643,454,792.48 - Step 5: Solve for x
x = 4,643,454,792.48/76,066.09 - Step 6: Final answer
x = 61,045.01
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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.