Finding the Fourth Proportional to 201,756.64, 302,241.26 and 157,174.65
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Solution
The fourth proportional to 201,756.64, 302,241.26 and 157,174.65 is: 235,455.27
Step by Step Solution
- Step 1: Write the proportion equation
201,756.64 : 302,241.26 = 157,174.65 : x - Step 2: Convert to fraction form
201,756.64/302,241.26 = 157,174.65/x - Step 3: Cross multiply
201,756.64x = 302,241.26 × 157,174.65 - Step 4: Simplify right side
201,756.64x = 47,504,664,256.06 - Step 5: Solve for x
x = 47,504,664,256.06/201,756.64 - Step 6: Final answer
x = 235,455.27
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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.