Finding the Fourth Proportional to 190,184.14, 262,457.34 and 104,141.75
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Solution
The fourth proportional to 190,184.14, 262,457.34 and 104,141.75 is: 143,717.38
Step by Step Solution
- Step 1: Write the proportion equation
190,184.14 : 262,457.34 = 104,141.75 : x - Step 2: Convert to fraction form
190,184.14/262,457.34 = 104,141.75/x - Step 3: Cross multiply
190,184.14x = 262,457.34 × 104,141.75 - Step 4: Simplify right side
190,184.14x = 27,332,766,687.95 - Step 5: Solve for x
x = 27,332,766,687.95/190,184.14 - Step 6: Final answer
x = 143,717.38
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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.