Finding the Fourth Proportional to 83,444.86, 125,174.99 and 27,285.26
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Solution
The fourth proportional to 83,444.86, 125,174.99 and 27,285.26 is: 40,930.41
Step by Step Solution
- Step 1: Write the proportion equation
83,444.86 : 125,174.99 = 27,285.26 : x - Step 2: Convert to fraction form
83,444.86/125,174.99 = 27,285.26/x - Step 3: Cross multiply
83,444.86x = 125,174.99 × 27,285.26 - Step 4: Simplify right side
83,444.86x = 3,415,432,147.65 - Step 5: Solve for x
x = 3,415,432,147.65/83,444.86 - Step 6: Final answer
x = 40,930.41
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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.