Finding the Fourth Proportional to 190,851.48, 286,277.26 and 50,621.08
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Solution
The fourth proportional to 190,851.48, 286,277.26 and 50,621.08 is: 75,931.63
Step by Step Solution
- Step 1: Write the proportion equation
190,851.48 : 286,277.26 = 50,621.08 : x - Step 2: Convert to fraction form
190,851.48/286,277.26 = 50,621.08/x - Step 3: Cross multiply
190,851.48x = 286,277.26 × 50,621.08 - Step 4: Simplify right side
190,851.48x = 14,491,664,080.64 - Step 5: Solve for x
x = 14,491,664,080.64/190,851.48 - Step 6: Final answer
x = 75,931.63
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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.