Finding the Fourth Proportional to 226,695.99, 312,850.98 and 131,184.21
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Solution
The fourth proportional to 226,695.99, 312,850.98 and 131,184.21 is: 181,040.29
Step by Step Solution
- Step 1: Write the proportion equation
226,695.99 : 312,850.98 = 131,184.21 : x - Step 2: Convert to fraction form
226,695.99/312,850.98 = 131,184.21/x - Step 3: Cross multiply
226,695.99x = 312,850.98 × 131,184.21 - Step 4: Simplify right side
226,695.99x = 41,041,108,659.03 - Step 5: Solve for x
x = 41,041,108,659.03/226,695.99 - Step 6: Final answer
x = 181,040.29
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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.