Finding the Fourth Proportional to 146,206.66, 201,753.93 and 82,550.74
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Solution
The fourth proportional to 146,206.66, 201,753.93 and 82,550.74 is: 113,913.66
Step by Step Solution
- Step 1: Write the proportion equation
146,206.66 : 201,753.93 = 82,550.74 : x - Step 2: Convert to fraction form
146,206.66/201,753.93 = 82,550.74/x - Step 3: Cross multiply
146,206.66x = 201,753.93 × 82,550.74 - Step 4: Simplify right side
146,206.66x = 16,654,936,219.41 - Step 5: Solve for x
x = 16,654,936,219.41/146,206.66 - Step 6: Final answer
x = 113,913.66
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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.