Finding the Fourth Proportional to 134,289.52, 201,445.60 and 40,796.08
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Solution
The fourth proportional to 134,289.52, 201,445.60 and 40,796.08 is: 61,197.56
Step by Step Solution
- Step 1: Write the proportion equation
134,289.52 : 201,445.60 = 40,796.08 : x - Step 2: Convert to fraction form
134,289.52/201,445.60 = 40,796.08/x - Step 3: Cross multiply
134,289.52x = 201,445.60 × 40,796.08 - Step 4: Simplify right side
134,289.52x = 8,218,190,813.25 - Step 5: Solve for x
x = 8,218,190,813.25/134,289.52 - Step 6: Final answer
x = 61,197.56
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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.