Finding the Fourth Proportional to 248,969.08, 373,453.70 and 82,757.08
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Solution
The fourth proportional to 248,969.08, 373,453.70 and 82,757.08 is: 124,135.65
Step by Step Solution
- Step 1: Write the proportion equation
248,969.08 : 373,453.70 = 82,757.08 : x - Step 2: Convert to fraction form
248,969.08/373,453.70 = 82,757.08/x - Step 3: Cross multiply
248,969.08x = 373,453.70 × 82,757.08 - Step 4: Simplify right side
248,969.08x = 30,905,937,727.20 - Step 5: Solve for x
x = 30,905,937,727.20/248,969.08 - Step 6: Final answer
x = 124,135.65
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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.