Finding the Fourth Proportional to 126,765.04, 190,133.16 and 33,278.08
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Solution
The fourth proportional to 126,765.04, 190,133.16 and 33,278.08 is: 49,913.34
Step by Step Solution
- Step 1: Write the proportion equation
126,765.04 : 190,133.16 = 33,278.08 : x - Step 2: Convert to fraction form
126,765.04/190,133.16 = 33,278.08/x - Step 3: Cross multiply
126,765.04x = 190,133.16 × 33,278.08 - Step 4: Simplify right side
126,765.04x = 6,327,266,509.13 - Step 5: Solve for x
x = 6,327,266,509.13/126,765.04 - Step 6: Final answer
x = 49,913.34
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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.