Finding the Fourth Proportional to 200,778.82, 277,125.18 and 136,357.08
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Solution
The fourth proportional to 200,778.82, 277,125.18 and 136,357.08 is: 188,207.00
Step by Step Solution
- Step 1: Write the proportion equation
200,778.82 : 277,125.18 = 136,357.08 : x - Step 2: Convert to fraction form
200,778.82/277,125.18 = 136,357.08/x - Step 3: Cross multiply
200,778.82x = 277,125.18 × 136,357.08 - Step 4: Simplify right side
200,778.82x = 37,787,980,339.27 - Step 5: Solve for x
x = 37,787,980,339.27/200,778.82 - Step 6: Final answer
x = 188,207.00
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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.