Finding the Fourth Proportional to 236,729.49, 326,703.38 and 134,754.99
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Solution
The fourth proportional to 236,729.49, 326,703.38 and 134,754.99 is: 185,971.39
Step by Step Solution
- Step 1: Write the proportion equation
236,729.49 : 326,703.38 = 134,754.99 : x - Step 2: Convert to fraction form
236,729.49/326,703.38 = 134,754.99/x - Step 3: Cross multiply
236,729.49x = 326,703.38 × 134,754.99 - Step 4: Simplify right side
236,729.49x = 44,024,910,643.66 - Step 5: Solve for x
x = 44,024,910,643.66/236,729.49 - Step 6: Final answer
x = 185,971.39
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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.