Finding the Fourth Proportional to 76,361.08, 105,361.35 and 44,088.70
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Solution
The fourth proportional to 76,361.08, 105,361.35 and 44,088.70 is: 60,832.63
Step by Step Solution
- Step 1: Write the proportion equation
76,361.08 : 105,361.35 = 44,088.70 : x - Step 2: Convert to fraction form
76,361.08/105,361.35 = 44,088.70/x - Step 3: Cross multiply
76,361.08x = 105,361.35 × 44,088.70 - Step 4: Simplify right side
76,361.08x = 4,645,244,951.75 - Step 5: Solve for x
x = 4,645,244,951.75/76,361.08 - Step 6: Final answer
x = 60,832.63
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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.