Finding the Fourth Proportional to 232,783.25, 321,230.52 and 135,996.08
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Solution
The fourth proportional to 232,783.25, 321,230.52 and 135,996.08 is: 187,668.53
Step by Step Solution
- Step 1: Write the proportion equation
232,783.25 : 321,230.52 = 135,996.08 : x - Step 2: Convert to fraction form
232,783.25/321,230.52 = 135,996.08/x - Step 3: Cross multiply
232,783.25x = 321,230.52 × 135,996.08 - Step 4: Simplify right side
232,783.25x = 43,686,089,890.21 - Step 5: Solve for x
x = 43,686,089,890.21/232,783.25 - Step 6: Final answer
x = 187,668.53
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.