Finding the Fourth Proportional to 200,226.06, 276,381.10 and 115,376.94
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Solution
The fourth proportional to 200,226.06, 276,381.10 and 115,376.94 is: 159,260.02
Step by Step Solution
- Step 1: Write the proportion equation
200,226.06 : 276,381.10 = 115,376.94 : x - Step 2: Convert to fraction form
200,226.06/276,381.10 = 115,376.94/x - Step 3: Cross multiply
200,226.06x = 276,381.10 × 115,376.94 - Step 4: Simplify right side
200,226.06x = 31,888,005,591.83 - Step 5: Solve for x
x = 31,888,005,591.83/200,226.06 - Step 6: Final answer
x = 159,260.02
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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.