Finding the Fourth Proportional to 133,769.13, 184,620.33 and 82,798.26
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Solution
The fourth proportional to 133,769.13, 184,620.33 and 82,798.26 is: 114,273.32
Step by Step Solution
- Step 1: Write the proportion equation
133,769.13 : 184,620.33 = 82,798.26 : x - Step 2: Convert to fraction form
133,769.13/184,620.33 = 82,798.26/x - Step 3: Cross multiply
133,769.13x = 184,620.33 × 82,798.26 - Step 4: Simplify right side
133,769.13x = 15,286,242,084.63 - Step 5: Solve for x
x = 15,286,242,084.63/133,769.13 - Step 6: Final answer
x = 114,273.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.