Finding the Fourth Proportional to 200,206.08, 276,292.80 and 110,782.08
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Solution
The fourth proportional to 200,206.08, 276,292.80 and 110,782.08 is: 152,883.92
Step by Step Solution
- Step 1: Write the proportion equation
200,206.08 : 276,292.80 = 110,782.08 : x - Step 2: Convert to fraction form
200,206.08/276,292.80 = 110,782.08/x - Step 3: Cross multiply
200,206.08x = 276,292.80 × 110,782.08 - Step 4: Simplify right side
200,206.08x = 30,608,291,073.02 - Step 5: Solve for x
x = 30,608,291,073.02/200,206.08 - Step 6: Final answer
x = 152,883.92
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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.