Finding the Fourth Proportional to 110,922.16, 166,449.12 and 40,850.68
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Solution
The fourth proportional to 110,922.16, 166,449.12 and 40,850.68 is: 61,300.28
Step by Step Solution
- Step 1: Write the proportion equation
110,922.16 : 166,449.12 = 40,850.68 : x - Step 2: Convert to fraction form
110,922.16/166,449.12 = 40,850.68/x - Step 3: Cross multiply
110,922.16x = 166,449.12 × 40,850.68 - Step 4: Simplify right side
110,922.16x = 6,799,559,737.40 - Step 5: Solve for x
x = 6,799,559,737.40/110,922.16 - Step 6: Final answer
x = 61,300.28
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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.