Finding the Fourth Proportional to 84,801.61, 127,198.31 and 32,206.99
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Solution
The fourth proportional to 84,801.61, 127,198.31 and 32,206.99 is: 48,308.93
Step by Step Solution
- Step 1: Write the proportion equation
84,801.61 : 127,198.31 = 32,206.99 : x - Step 2: Convert to fraction form
84,801.61/127,198.31 = 32,206.99/x - Step 3: Cross multiply
84,801.61x = 127,198.31 × 32,206.99 - Step 4: Simplify right side
84,801.61x = 4,096,675,041.85 - Step 5: Solve for x
x = 4,096,675,041.85/84,801.61 - Step 6: Final answer
x = 48,308.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.