Finding the Fourth Proportional to 236,696.80, 326,643.80 and 134,717.26
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Solution
The fourth proportional to 236,696.80, 326,643.80 and 134,717.26 is: 185,911.08
Step by Step Solution
- Step 1: Write the proportion equation
236,696.80 : 326,643.80 = 134,717.26 : x - Step 2: Convert to fraction form
236,696.80/326,643.80 = 134,717.26/x - Step 3: Cross multiply
236,696.80x = 326,643.80 × 134,717.26 - Step 4: Simplify right side
236,696.80x = 44,004,557,731.99 - Step 5: Solve for x
x = 44,004,557,731.99/236,696.80 - Step 6: Final answer
x = 185,911.08
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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.