Finding the Fourth Proportional to 197,995.68, 273,246.48 and 108,571.68
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Solution
The fourth proportional to 197,995.68, 273,246.48 and 108,571.68 is: 149,835.74
Step by Step Solution
- Step 1: Write the proportion equation
197,995.68 : 273,246.48 = 108,571.68 : x - Step 2: Convert to fraction form
197,995.68/273,246.48 = 108,571.68/x - Step 3: Cross multiply
197,995.68x = 273,246.48 × 108,571.68 - Step 4: Simplify right side
197,995.68x = 29,666,829,387.69 - Step 5: Solve for x
x = 29,666,829,387.69/197,995.68 - Step 6: Final answer
x = 149,835.74
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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.