Finding the Fourth Proportional to 121,864.97, 182,745.18 and 41,910.99
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Solution
The fourth proportional to 121,864.97, 182,745.18 and 41,910.99 is: 62,848.50
Step by Step Solution
- Step 1: Write the proportion equation
121,864.97 : 182,745.18 = 41,910.99 : x - Step 2: Convert to fraction form
121,864.97/182,745.18 = 41,910.99/x - Step 3: Cross multiply
121,864.97x = 182,745.18 × 41,910.99 - Step 4: Simplify right side
121,864.97x = 7,659,030,726.23 - Step 5: Solve for x
x = 7,659,030,726.23/121,864.97 - Step 6: Final answer
x = 62,848.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.