Finding the Fourth Proportional to 191,497.99, 264,227.16 and 110,920.70
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Solution
The fourth proportional to 191,497.99, 264,227.16 and 110,920.70 is: 153,047.36
Step by Step Solution
- Step 1: Write the proportion equation
191,497.99 : 264,227.16 = 110,920.70 : x - Step 2: Convert to fraction form
191,497.99/264,227.16 = 110,920.70/x - Step 3: Cross multiply
191,497.99x = 264,227.16 × 110,920.70 - Step 4: Simplify right side
191,497.99x = 29,308,261,546.21 - Step 5: Solve for x
x = 29,308,261,546.21/191,497.99 - Step 6: Final answer
x = 153,047.36
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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.