Finding the Fourth Proportional to 82,769.24, 114,115.02 and 60,141.08
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Solution
The fourth proportional to 82,769.24, 114,115.02 and 60,141.08 is: 82,917.28
Step by Step Solution
- Step 1: Write the proportion equation
82,769.24 : 114,115.02 = 60,141.08 : x - Step 2: Convert to fraction form
82,769.24/114,115.02 = 60,141.08/x - Step 3: Cross multiply
82,769.24x = 114,115.02 × 60,141.08 - Step 4: Simplify right side
82,769.24x = 6,863,000,547.02 - Step 5: Solve for x
x = 6,863,000,547.02/82,769.24 - Step 6: Final answer
x = 82,917.28
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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.