Finding the Fourth Proportional to 107,458.24, 148,246.38 and 67,101.94
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Solution
The fourth proportional to 107,458.24, 148,246.38 and 67,101.94 is: 92,571.95
Step by Step Solution
- Step 1: Write the proportion equation
107,458.24 : 148,246.38 = 67,101.94 : x - Step 2: Convert to fraction form
107,458.24/148,246.38 = 67,101.94/x - Step 3: Cross multiply
107,458.24x = 148,246.38 × 67,101.94 - Step 4: Simplify right side
107,458.24x = 9,947,618,858.68 - Step 5: Solve for x
x = 9,947,618,858.68/107,458.24 - Step 6: Final answer
x = 92,571.95
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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.