Finding the Fourth Proportional to 190,765.99, 263,327.75 and 163,800.19
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Solution
The fourth proportional to 190,765.99, 263,327.75 and 163,800.19 is: 226,104.95
Step by Step Solution
- Step 1: Write the proportion equation
190,765.99 : 263,327.75 = 163,800.19 : x - Step 2: Convert to fraction form
190,765.99/263,327.75 = 163,800.19/x - Step 3: Cross multiply
190,765.99x = 263,327.75 × 163,800.19 - Step 4: Simplify right side
190,765.99x = 43,133,134,663.27 - Step 5: Solve for x
x = 43,133,134,663.27/190,765.99 - Step 6: Final answer
x = 226,104.95
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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.