Finding the Fourth Proportional to 175,905.80, 263,858.70 and 97,173.80
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Solution
The fourth proportional to 175,905.80, 263,858.70 and 97,173.80 is: 145,760.70
Step by Step Solution
- Step 1: Write the proportion equation
175,905.80 : 263,858.70 = 97,173.80 : x - Step 2: Convert to fraction form
175,905.80/263,858.70 = 97,173.80/x - Step 3: Cross multiply
175,905.80x = 263,858.70 × 97,173.80 - Step 4: Simplify right side
175,905.80x = 25,640,152,542.06 - Step 5: Solve for x
x = 25,640,152,542.06/175,905.80 - Step 6: Final answer
x = 145,760.70
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1.5x scale
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.