Finding the Fourth Proportional to 154,921.56, 232,354.38 and 41,070.12
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Solution
The fourth proportional to 154,921.56, 232,354.38 and 41,070.12 is: 61,597.77
Step by Step Solution
- Step 1: Write the proportion equation
154,921.56 : 232,354.38 = 41,070.12 : x - Step 2: Convert to fraction form
154,921.56/232,354.38 = 41,070.12/x - Step 3: Cross multiply
154,921.56x = 232,354.38 × 41,070.12 - Step 4: Simplify right side
154,921.56x = 9,542,822,269.13 - Step 5: Solve for x
x = 9,542,822,269.13/154,921.56 - Step 6: Final answer
x = 61,597.77
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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.