Finding the Fourth Proportional to 236,786.51, 326,777.06 and 134,813.99
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Solution
The fourth proportional to 236,786.51, 326,777.06 and 134,813.99 is: 186,049.96
Step by Step Solution
- Step 1: Write the proportion equation
236,786.51 : 326,777.06 = 134,813.99 : x - Step 2: Convert to fraction form
236,786.51/326,777.06 = 134,813.99/x - Step 3: Cross multiply
236,786.51x = 326,777.06 × 134,813.99 - Step 4: Simplify right side
236,786.51x = 44,054,120,453.05 - Step 5: Solve for x
x = 44,054,120,453.05/236,786.51 - Step 6: Final answer
x = 186,049.96
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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.