Finding the Fourth Proportional to 170,876.10, 256,312.80 and 44,516.10
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Solution
The fourth proportional to 170,876.10, 256,312.80 and 44,516.10 is: 66,773.80
Step by Step Solution
- Step 1: Write the proportion equation
170,876.10 : 256,312.80 = 44,516.10 : x - Step 2: Convert to fraction form
170,876.10/256,312.80 = 44,516.10/x - Step 3: Cross multiply
170,876.10x = 256,312.80 × 44,516.10 - Step 4: Simplify right side
170,876.10x = 11,410,046,236.08 - Step 5: Solve for x
x = 11,410,046,236.08/170,876.10 - Step 6: Final answer
x = 66,773.80
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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.