Finding the Fourth Proportional to 170,877.97, 256,171.55 and 104,364.75
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Solution
The fourth proportional to 170,877.97, 256,171.55 and 104,364.75 is: 156,458.32
Step by Step Solution
- Step 1: Write the proportion equation
170,877.97 : 256,171.55 = 104,364.75 : x - Step 2: Convert to fraction form
170,877.97/256,171.55 = 104,364.75/x - Step 3: Cross multiply
170,877.97x = 256,171.55 × 104,364.75 - Step 4: Simplify right side
170,877.97x = 26,735,279,772.86 - Step 5: Solve for x
x = 26,735,279,772.86/170,877.97 - Step 6: Final answer
x = 156,458.32
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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.